Top 6 Best Remote Doorbell Wireless Battery Operated

Quick And Simple The installation requires no tools or electrical expertise The setup for this battery operated door bell is easy and convenient while contributing a stylish accent to the face of any home. Sound Library Do not commit to one single sound every time the door rings This wireless doorbell chime is not bound to any one sound Containing a library of 17 music tones and 35 chimes You have the choice to pick one you like or change it any time you wish. Not Only Doorbell The chime has a strong and unique sound An ideal instrument to be used by the hearing impaired It can be utilized as a classroom doorbell for teachers or as a call button to communicate throughout the house. A New Age For Doorbells Looking for a security system Maybe some motion detectors or a window alarm Know that the set can be customized with add ons such as pet doorbells and additional receivers. Housewarming Gift For Home Did a friend just rent a new apartment or is a coworker buying a house These wireless doorbells for home would make a terrific addition to their.

WIRELESS DOORBELL KIT Includes everything you need for DIY installation 1 outdoor remote doorbell transmitters and 1 plug-in smart doorbell receiver, double sided tape, anchors, screws. An A23 battery is included and will last for up to 3 years.. EASY TO SETUP Our portable doorbell easily pairs and connects so you can make your wireless doorbell battery powered. Customize it by simply selecting frommore than 50 doorbell chime sounds. Has 4 volume settings, perfect for naptime or parties.. LONG RANGE Our patented technology uses the highest quality microchips and does not need wifi or bluetooth. The signal from the wireless bell ranges up to 1000 feet. Great for large homes, apartments, offices, and warehouses. U.S. Pat. No. D800005. SMART TECH Not only have we made the traditional door bell ringer wireless, but we made it smart too. It will remember your customized settings and has sleek, modern LED lights that illuminate and blink for guests to easily spot at night. Truly reliable and weather proof, will operate between temperatures of -4F to 140F.. VERSATILITY Our wireless doorbells work great for any occasion - apartment homes, townhomes, small businesses, warehouses, offices and condo properties can benefit. Whether you're using it outdoors for your front gates, back fences, or mailboxes or indoors for teachers seeking helpful classroom organization and management, there is always a good use for SadoTech.

WIRELESS DOORBELL KIT Includes everything you need for DIY installation 1 outdoor remote doorbell transmitters and 1 plug-in smart doorbell receiver, double sided tape, anchors, screws. An A23 battery is included and will last for up to 3 years.. EASY TO SETUP Our portable doorbell easily pairs and connects so you can make your wireless doorbell battery powered. Customize it by simply selecting frommore than 50 doorbell chime sounds. Has 4 volume settings, perfect for naptime or parties.. LONG RANGE Our patented technology uses the highest quality microchips and does not need wifi or bluetooth. The signal from the wireless bell ranges up to 1000 feet. Great for large homes, apartments, offices, and warehouses. U.S. Pat. No. D800005. SMART TECH Not only have we made the traditional door bell ringer wireless, but we made it smart too. It will remember your customized settings and has sleek, modern LED lights that illuminate and blink for guests to easily spot at night. Truly reliable and weather proof, will operate between temperatures of -4F to 140F.. VERSATILITY Our wireless doorbells work great for any occasion - apartment homes, townhomes, small businesses, warehouses, offices and condo properties can benefit. Whether you're using it outdoors for your front gates, back fences, or mailboxes or indoors for teachers seeking helpful classroom organization and management, there is always a good use for SadoTech.

WIRELESS DOORBELL KIT Includes everything you need for DIY installation 1 outdoor remote doorbell transmitters and 1 plug-in smart doorbell receiver, double sided tape, anchors, screws. An A23 battery is included and will last for up to 3 years.. EASY TO SETUP Our portable doorbell easily pairs and connects so you can make your wireless doorbell battery powered. Customize it by simply selecting frommore than 50 doorbell chime sounds. Has 4 volume settings, perfect for naptime or parties.. LONG RANGE Our patented technology uses the highest quality microchips and does not need wifi or bluetooth. The signal from the wireless bell ranges up to 1000 feet. Great for large homes, apartments, offices, and warehouses. U.S. Pat. No. D800005. SMART TECH Not only have we made the traditional door bell ringer wireless, but we made it smart too. It will remember your customized settings and has sleek, modern LED lights that illuminate and blink for guests to easily spot at night. Truly reliable and weather proof, will operate between temperatures of -4F to 140F.. VERSATILITY Our wireless doorbells work great for any occasion - apartment homes, townhomes, small businesses, warehouses, offices and condo properties can benefit. Whether you're using it outdoors for your front gates, back fences, or mailboxes or indoors for teachers seeking helpful classroom organization and management, there is always a good use for SadoTech.

PAIRS CONNECTS EASILY FOR quick, frustration-free installation anywhere in your home. WHILE OTHER doorbells wireless are DIFFICULT TO SET UP or DONT WORK CONSISTENTLY, door bells by SadoTech extend OVER 1000FT of RANGE in open areas are PROVEN TO WORK THROUGH DOORS WALLS. Great for large homes, apartments, offices warehouses. And with BATTERY LIFE of UP TO 3 YEARS, youll never miss a chime Use as door chime for business when entering or classroom doorbell for teachers. THIS WIRELESS DOORBELL KIT IS the perfect starter for any wireless door bell user. KIT CONTAINS 1 wireless doorbell transmitters and 2 plug in smart doorbell receiver, double sided mounting tape, anchors, screws and A23 BATTERY INCLUDED. Sleek, modern LED INDICATOR lights illuminate both transmitter receiver can be set at 4 VOLUME SETTINGS, from low for naptime to high during a party. Our extensive COLOR SELECTION means youll find the right door bell push button to suit your style.. BUILD THE ULTIMATE SMART door bell system With multiple wireless door bells you can CONFIGURE each door with A DIFFERENT CHIME or ringtone. KNOW EXACTLY WHICH DOOR your visitors are calling from. For homes or offices with multiple entry points, this is CONVENIENT TIME-SAVING. Youll soon wonder how you lived without it. And UNLIKE SOME OTHER doorbell wireless, this door bell by SadoTech is truly WATERPROOF WEATHERPROOF to -4F140F for a system that lasts for years to come.. OUR PATENT-PENDING SOUND CHIP holds the LARGEST SELECTION of classy, high-quality ding-dong chimes, NO TINNY, ANNOYING ringtones. With 52 TOTAL RINGTONES at 4 VOLUME LEVELS, youll feel good knowing our ring chime MEMORY CHIP STORES your chosen doorbell chime selections even when unplugged or turned off. LISTEN FOR YOURSELF Just SCROLL DOWN to the Technical Specs section below click the Specification Sheet link to DOWNLOAD the PDF. Open the PDF and play all 52 ringtones.. AT SADOTECH, OUR GOAL IS to provide INNOVATIVE, HIGH-QUALITY PRODUCTS at a price everyone can afford. QUALITY IS KEY We love that our products bring ADDED SECURITY, CONTROL peace of mind to you, our customers. NEED SPARE BATTERIES, extra add-on buttons, receivers, sensors or a CUSTOMIZED DOORBELL button Visit our store www.amazon.comsadotech. If, for any reason, you dont love your wireless doorbells by SadoTech, reach out and WE WILL MAKE IT RIGHT..

WIRELESS DOORBELL KIT Includes everything you need for DIY installation 1 outdoor remote doorbell transmitters and 1 plug-in smart doorbell receiver, double sided tape, anchors, screws. An A23 battery is included and will last for up to 3 years.. EASY TO SETUP Our portable doorbell easily pairs and connects so you can make your wireless doorbell battery powered. Customize it by simply selecting frommore than 50 doorbell chime sounds. Has 4 volume settings, perfect for naptime or parties.. LONG RANGE Our patented technology uses the highest quality microchips and does not need wifi or bluetooth. The signal from the wireless bell ranges up to 1000 feet. Great for large homes, apartments, offices, and warehouses. U.S. Pat. No. D800005. SMART TECH Not only have we made the traditional door bell ringer wireless, but we made it smart too. It will remember your customized settings and has sleek, modern LED lights that illuminate and blink for guests to easily spot at night. Truly reliable and weather proof, will operate between temperatures of -4F to 140F.. VERSATILITY Our wireless doorbells work great for any occasion - apartment homes, townhomes, small businesses, warehouses, offices and condo properties can benefit. Whether you're using it outdoors for your front gates, back fences, or mailboxes or indoors for teachers seeking helpful classroom organization and management, there is always a good use for SadoTech.

PAIRS CONNECTS EASILY FOR quick, frustration-free installation anywhere in your home. WHILE OTHER doorbells wireless are DIFFICULT TO SET UP or DONT WORK CONSISTENTLY, door bells by SadoTech extend OVER 1000FT of RANGE in open areas are PROVEN TO WORK THROUGH DOORS WALLS. Great for large homes, apartments, offices warehouses. And with BATTERY LIFE of UP TO 3 YEARS, youll never miss a chime Use as door chime for business when entering or classroom doorbell for teachers. THIS WIRELESS DOORBELL KIT IS the perfect starter for any wireless door bell user. KIT CONTAINS 2 wireless doorbell transmitters and 2 plug in smart doorbell receiver, double sided mounting tape, anchors, screws and A23 BATTERY INCLUDED. Sleek, modern LED INDICATOR lights illuminate both transmitter receiver can be set at 4 VOLUME SETTINGS, from low for naptime to high during a party. Our extensive COLOR SELECTION means youll find the right door bell push button to suit your style.. BUILD THE ULTIMATE SMART door bell system With multiple wireless door bells you can CONFIGURE each door with A DIFFERENT CHIME or ringtone. KNOW EXACTLY WHICH DOOR your visitors are calling from. For homes or offices with multiple entry points, this is CONVENIENT TIME-SAVING. Youll soon wonder how you lived without it. And UNLIKE SOME OTHER doorbell wireless, this door bell by SadoTech is truly WATERPROOF WEATHERPROOF to -4F140F for a system that lasts for years to come.. OUR PATENT-PENDING SOUND CHIP holds the LARGEST SELECTION of classy, high-quality ding-dong chimes, NO TINNY, ANNOYING ringtones. With 52 TOTAL RINGTONES at 4 VOLUME LEVELS, youll feel good knowing our ring chime MEMORY CHIP STORES your chosen doorbell chime selections even when unplugged or turned off. LISTEN FOR YOURSELF Just SCROLL DOWN to the Technical Specs section below click the Specification Sheet link to DOWNLOAD the PDF. Open the PDF and play all ringtones.. AT SADOTECH, OUR GOAL IS to provide INNOVATIVE, HIGH-QUALITY PRODUCTS at a price everyone can afford. QUALITY IS KEY We love that our products bring ADDED SECURITY, CONTROL peace of mind to you, our customers. NEED SPARE BATTERIES, extra add-on buttons, receivers, sensors or a CUSTOMIZED DOORBELL button Visit our store www.amazon.comsadotech. If, for any reason, you dont love your wireless doorbells by SadoTech, reach out and WE WILL MAKE IT RIGHT..

Base start kit includes 2 plugin receiver and 2 remote transmitter buttons, double sided stickers, anchors, screws, A23 battery is included.. LISTEN TO THE RING CHIMES BEFORE YOU BUY - Just SCROLL DOWN below to the Specification Guide link and click to DOWNLOAD the PDF file. Open the PDF and play all 52 ringtones..

PAIRS CONNECTS EASILY FOR quick, frustration-free installation anywhere in your home. WHILE OTHER doorbells wireless are DIFFICULT TO SET UP or DONT WORK CONSISTENTLY, door bells by SadoTech extend OVER 1000FT of RANGE in open areas are PROVEN TO WORK THROUGH DOORS WALLS. Great for large homes, apartments, offices warehouses. And with BATTERY LIFE of UP TO 3 YEARS, youll never miss a chime Use as door chime for business when entering or classroom doorbell for teachers. THIS WIRELESS DOORBELL KIT IS the perfect starter for any wireless door bell user. KIT CONTAINS 2 wireless doorbell transmitters and 2 plug in smart doorbell receiver, double sided mounting tape, anchors, screws and A23 BATTERY INCLUDED. Sleek, modern LED INDICATOR lights illuminate both transmitter receiver can be set at 4 VOLUME SETTINGS, from low for naptime to high during a party. Our extensive COLOR SELECTION means youll find the right door bell push button to suit your style.. BUILD THE ULTIMATE SMART door bell system With multiple wireless door bells you can CONFIGURE each door with A DIFFERENT CHIME or ringtone. KNOW EXACTLY WHICH DOOR your visitors are calling from. For homes or offices with multiple entry points, this is CONVENIENT TIME-SAVING. Youll soon wonder how you lived without it. And UNLIKE SOME OTHER doorbell wireless, this door bell by SadoTech is truly WATERPROOF WEATHERPROOF to -4F140F for a system that lasts for years to come.. OUR PATENT-PENDING SOUND CHIP holds the LARGEST SELECTION of classy, high-quality ding-dong chimes, NO TINNY, ANNOYING ringtones. With 52 TOTAL RINGTONES at 4 VOLUME LEVELS, youll feel good knowing our ring chime MEMORY CHIP STORES your chosen doorbell chime selections even when unplugged or turned off. LISTEN FOR YOURSELF Just SCROLL DOWN to the Technical Specs section below click the Specification Sheet link to DOWNLOAD the PDF. Open the PDF and play all 52 ringtones.. THE SADOTECH WIRELESS DOORBELL is not only functional but also ADA compliant, making it an excellent choice for the hearing impaired. It's also perfect for classroom use, as a business door buzzer, or for home use. With its long range, waterproof design, and easy installation, it's the ideal solution for all your doorbell needs. Plus, with its sleek, modern design and extensive color selection, it's sure to complement any decor..

WIRELESS DOORBELL KIT INCLUDES - 1 transmitter button simultaneously triggers 2 chime units. Note The 2 chime units can each be configured to ring with DIFFERENT melodiesringtones.. SMART DOORBELL RING CHIME SYSTEM - Multiple door bell receivers can be configured to RING WITH DIFFERENT door chimes or ringtones to let you know which transmitter was triggered. It's smart and very convenient feature, especially for multiple doorway entries.. LONG RANGE WIRELESS DOOR BELL - Our Sadotech wireless doorbell system has a long range operation with the receiver at over 1000 feet. It features a built in receiver memory too that retains door bell chime or ringtone selection even when the receiver is unplugged or powered off.. COMPLETE SET - This doorbell wireless kit offer a complete set of or a base start kit that includes 1 plug in doorbell receiver, 1 battery operated receiver and 1 remote doorbell transmitter button, double sided stickers, anchors, screws, A23 battery is included. Perfect as door chime for business when entering and even as classroom doorbell for teachers.. LISTEN TO OUR ELECTRONIC DOORBELL CHIMESRINGTONES BEFORE YOU BUY - Just SCROLL DOWN to the Technical Specs section below and click on the Specification Guide link to DOWNLOAD the PDF file.

Work Out of Box This wireless doorbells for home has been paired before delivery. There is no need for wiring or electrician installation when using it since its installation can be completed within 1 minutes plug the receiver into the socket, ready to go.. Long Range This high-frequency electronic technology wireless remote control doorbell adopts the FM signal scheme, which has strong anti-interference features and one-to-one signal pairing. No need to worry about signal connecting wrongly with the next door. And the sensing distance can reach up to 1000Ft in obstacle-free environment.. Lead A Convenient LifeThe doorbell has been updated with 58 songs including merry christmas ringtone and 5 levels of volume that can be adjusted. You can be add as required, choose 2 button with 1 receiver or 1 button with 2 receivers or 2 buttons with 3 receiver sets, etc.. Weather Resistance Energy-saying The door bell is made of high-quality ABS material, showing high performance in fire and flame resistance. working temperature-4 F -140 F. IP55 dust proof and waterproof protection. The receiver adopts an optimized circuit design. The transmitter does not consume power without being pressed. Battery life3 years.. Exquisite Appearance High Quality The door bell ringer demonstrates subtle and novel industrial aesthetics and fashionable design. We have industry-leading automation equipment, high-precision placement. We strictly control the product quality. In case of malfunctions, please contact us as soon as possible for resolutions..

Easy to Install This SECRUI wireless doorbell has been paired before it reaches you. It can be set up in under a minute by simply plugging the receiver into the socket, eliminating the need for wiring or electrician installation.. Long Distance This wireless remote-control doorbell with high-frequency electronic technology uses the FM signaling protocol, which provides robust anti-interference feature and one-to-one signal pairing. There's no need to be concerned that the signal will not reach the door next to you. And in an obstacle-less environment, the detecting distance can reach up to 1000 feet.. Wide Range of Chimes The doorbell has been updated with 58 songs, including Merry Christmas ringtone, and 5 adjustable-volume levels. You can choose from options like two buttons and one receiver, one button and two receivers, two buttons and three receiver set, etc. as needed.. Weather Resistant and Energy-Saving The doorbell is composed of premium ABS, which offers high performance in terms of fire and flame resistance. The bell can operate in temperature range of -4 F to 140 F and provide IP55 waterproof and dust-proof protection. The receiver adopts an optimized circuit design while the transmitter does not use power until pressed. The battery life is for about 3 years.. High Quality with Exquisite Appearance The doorbell ringer exhibits stylish design and subtle, innovative industrial aesthetics. We have high-precision placement, industry-leading automation equipment and regulate the quality of the product. If there are any issues, please get in touch with us right away so we can fix them..

Unique Door Bell Chime Kit with Socket Great design solves the problem of ordinary wireless doorbells occupying sockets. Wireless doorbell for home with extra socket enables socket for other devices, such as charge your phone or tablet. Plug it into your wall socket and then plug appliances into it as normal. Self-Powered Wireless Doorbell Home kit No batteries required for Both transmitter push button and receiver. When the transmitter is pressed, it generates electric power itself and sends stable signal to receiver.There is no need to worry about the unexpected situation that the wireless doorbell chime can not work when the battery is exhausted. Waterproof Wireless Doorbell IP65 Rated transmitter with a waterproof ring structure, wireless doorbells for home can operating between -4F and 140F, withstands tough weather conditions. 32 Ringtones 5-Level Volume Tecknet plug in doorbell wireless with 32 different CD-quality sound tunes, 5 levels of adjustable volume from 65dB to 90dB, memory function for volume and chime selection. Long Working Distance This wireless doorbell for homeapartmentclassroomfactoryhospital features up to 1300ft wireless range, ensuring you won't miss a visitor, even if you are a few rooms away or on another floor. Please ensure that your door is not a metal door, as metal can have a strong interference with the signal, greatly reducing the working distance of the doorbell under normal conditions. Warranty TECKNET 36 Months Warranty Registered Only, feel free to contact if you have any questions.

HIGH PERFORMANCE TRANSMITTER Ultra-low power consumption uses a CR2032 lithium battery that boasts 3 year maximum lifespan IP55 dustproof and waterproof working temperature ranges from -4 F-140 F withstands various harsh weather conditions. 1300 FT 400 M WIRELESS RANGE 2 plug-in receivers included will not interfere with other equipment in your home or those of your neighbors ensures that you will never miss any visitors, even if you are several rooms away. 52 BEAUTIFUL CHIMES 40 mm stereo speaker delivers rich and crisp sound press the Next or Previous button to easily choose from 52 melodies 5 adjustable volume levels, with a maximum volume of 115 dB enjoy pleasant melodies whenever someone rings at your door. MEMORY FUNCTION Preserves your last set melody and volume level after a power outage no need to reset to your previous settings convenient and easy to use design for a better user experience. EASY TO SET UP Can add more AVANTEK RB-1 receivers for increased coverage includes 2 screws, 2 anchors, 1 key and 1 adhesive patch for easy transmitter installation.

100 SatisfactionOur TECKNET wireless doorbells are approved by FCC, CE, and RoHS ALL TECKNET products offer 36 months warranty registered only.. Waterproof Energy-savingThe doorbell wireless waterproof is made of recyclable ABS materials, with IP65 high waterproof performance to withstand harsh weathers, allowing installation outdoors and no need for waterproof cover working between -4F to 140F. The doorbell button adopts intelligent power management tech, ultra-low power consumption, offering a 3-year lifespan.. 1300ft Long Wireless RangeThe wireless door bell receiver has an enhanced antenna to receive long distances signals. Wireless signals with super penetration ability can easily pass through steel doors, wooden doors, walls. 1300ft ultra-width coverage, whether you live in a large or multi-story house, you can timely answer the doorbells. Never miss a visitor. 38 Ringtones45mm stereo speaker of doorbell wireless for home delivers CD quality sound 38 pleasant chimes allow you to set different ringtones for each door. 5 volume adjustment with a max volume of 110 dB, which can cover a 2000ft house, and the elderly or the hearing impaired can answer the doorbell.. Expandable MultifunctionalThe high-frequency electronic tech classroom doorbell wireless adopts an FM signal scheme, with strong anti-interference, and multiple sets can work separately. No cross-talking with the next door. Perfect to use in apartments, classrooms, home, offices, hospitals, restaurants, and factories. It's also a night light or pager for the elderly.. Easy Setup UseThe electronic doorbell no need for WiFi connection or wires. Just stick the button on the door and plug the receiver into an outlet. Smart memory function preserves your last set melody and volume after a power outage, no need to reset repeatedly. Not recommended to install the mini doorbell button on a metal door, you can install it on the wall nearby the metal door.

Included in Package 1 battery-operated receiver 150ft. range and 2 push buttons with 2 CR2032 batteries and mounting hardware. Melody Selection Choose from 4 different volume options and 8 different melodies, including ding dong, fanfare, good vibes, knocks, Mozart, patriotic, tango and Westminster. Easy Installation The push buttons come already paired with the receiver, and mounting instructions are included for both the push buttons and receiver, which operates using 3 C batteries not included. Never Miss a Visitor Always know when your guests arrive with this battery-operated door chime kit. Each doorbell receiver can pair with up to 4 push buttons. Each push button can pair with up to 4 receivers. Classic Style The subtle styling and classic appeal of this bright white doorbell kit make it a must-have for homeowners, business owners, builders or DIYers.

Included in Package 1 battery-operated receiver 150ft. range and 1 push button with CR2032 battery and mounting hardware. Melody Selection Choose from 4 different volume options and 2 different melodies including ding dong and Westminster. Easy Installation The push button comes already paired with the receiver, and mounting instructions are included for both the push button and receiver, which operates using 3 AA batteries not included. Never Miss a Visitor Always know when your guests arrive with this battery-operated wireless door chime kit. Each doorbell receiver can pair with up to 4 push buttons. Each push button can pair with up to 4 receivers. Classic Style The subtle styling and classic appeal of this bright white doorbell kit make it a must-have for homeowners, business owners, builders or DIYers.

WILL NOT TAKE UP YOUR SOCKET WIRELESS DOORBELL KIT The unique plug-in doorbell chime kit is small and nice. The extra socket can be used for any other electrical equipment. Plug the doorbell into the wall socket and then plug appliances into the chime unit as normal. This is the best choice for waterproof wireless doorbells for homes and any other occasions.. AMAZING WIRELESS DOORBELL NO BATTERY REQUIRED Ditch the traditional house doorbell. 1 transmitter push button and 2 receiverschimes of this self-powered doorbell don't require battery. After pressing the push button, it will generate electricity by itself and send a stable signal to the receiver. With this self-powered doorbell, you will no longer worry about frequent battery replacement.. MEMORY FUNCTION EASY TO INSTALL Just plug the doorbell chimes into a socket and fix the push button on a wall with the accessories provided it does not interfere with other equipment in your home or those of your neighbors, and you will never miss a visitor. The doorbell remembers your last melody and volume level after a power outage no need to reset to your previous settings. EASILY ADJUST 32 RINGTONES 5 VOLUME LEVELS 32 CD-quality chime tunes and 5-level adjustable volume from 65dB to 90dB, it is suitable for hearing impaired and adapt to any sleeping needs of the household during the day. The volume is very loud and can be heard throughout the house. Flashing light indicators are easy for people to notice, including the hearing impaired. ULTRA LONG WIRELESS RANGE UP TO 400 M 1300 FT A perfect wireless doorbell kit for home, office, apartment, school, villas, warehouses, hotel, factory, hospital or other. You can easily choose and set your favorite tunes, such as the classic ding dong. IP65 dustproof and waterproof rating. Works between -4F to 140F and withstands various harsh weather conditions.. TECKNET 36 Months Warranty Registered Only.

EASY TO SET UP 2 transmitters included can add more AVANTEK Mini receivers for increased coverage simply fix the transmitter on the wall without any wiring includes 4 screws, 4 anchors, 1 key and 2 double-sided adhesive pads. 300 M1,000 FT ULTRA LONG WIRELESS RANGE Will not interfere with other equipment in your home or those of your neighbors ensures you will never miss a visitor, even if you are a few rooms away or on another floor. TAILOR YOUR TRANSMITTER 1.1 in 29 mm stereo speaker delivers rich and crisp sound 52 melodies and 5 adjustable volume levels with a maximum setting of 115 dB set a different ring tone for each transmitter so that you know exactly which doorbell has been rung. HIGH PERFORMANCE The transmitter has ultra-low power consumption uses a CR2032 lithium battery that boasts 3-year maximum lifespan IP55 dustproof and waterproof rating works between -4 F to 140 F withstands various harsh weather conditions. MEMORY FUNCTION Remembers your last melody and volume level after a power outage no need to reset to your previous settings convenient and easy-to-use design for an enhanced user experience.

CONVENIENT BATTERY-POWERED RECEIVER This battery-operated doorbell is powered by 3 AAA batteries included so no electric outlet needs to be occupied simply screw the mounting bracket onto the wall and then hook the receiver on. 300 M1000 FT ULTRA LONG WIRELESS RANGE Will not interfere with other equipment in your home or those of your neighbors ensures you will never miss a visitor, even if you are a few rooms away or on another floor. 52 CHIMES TO CHOOSE FROM 29 mm stereo speaker delivers rich and crisp sound 5 adjustable volume levels with a maximum setting of 120 dB press Next or Previous button to easily choose from 52 melodies. HIGH PERFORMANCE TRANSMITTER Ultra-low power consumption uses CR2032 lithium battery that boasts 3-year maximum lifespan IP55 dustproof and waterproof rating works between -4 F to 140 F withstands various harsh weather conditions. MEMORY FUNCTION Remembers your last melody and volume level after the battery replacement no need to reset to your previous settings convenient and easy-to-use design for an enhanced user experience.