Query: wireless doorbell sadotech

title: Wireless Doorbell, Coolqiya Door Bell Chimes Kit with 3 Plugin Receivers and 2 Remote Waterproof Push Buttons, Operating Range Up to 1000 Feet, 58 Melodies and 5 Volume Levels, LED Flash, White
text: Product Description Coolqiya Wireless Long Range Waterproof Doorbell Alert System Wireless Remote Multiple Doorbell, Come with 3 Receivers & 2 Transmitters You can pair transmitters with receivers one by one for a new code to get a ring tone or expand transmitter buttons/receivers. Please pair transmitters with receivers one by one for a new code before you install the transmitters on the door frame. If you have installed your transmitters on the door frame, please use the small screwdriver (included) to open the transmitter and take the front cover off, and take it close to the receiver to pair them. Here's how to pair them 1. Plug one receiver into a regular socket, and pick the sound you want on this receiver. 2. Press and hold the volume button on this receiver for 5 seconds or so, then the receiver will blink with a "ding" sound. And then push the transmitter button at the same time (within 5seconds) to pair with the receiver. Finally, you will hear the music you set. 3. The same way to pair other transmitter buttons with receivers. . How to split door bells up between multi-unit transmitters and receivers? Firstly, clear the original old code of receivers, press and hold the forward button of receivers about 5 seconds till it blink with ding sound, then pair transmitters to receivers for a new code one by one again (following above steps 1-3). Note: For the transmitter which don't control this receiver, please don't pair, just do nothing, only pair the transmitters that need to control it. . 5-Levels Volume & 58 Ringtones Memory Function: The transmitter and receiver will remain paired code if power is removed to the receiver and don't have to reset. Long Range Transmission: 1000FT Working Range, works for most material door or wall, lncluding wood, glass, plastic, metal and more. Stable working signal, never worry transmission. Coolqiya Door Bells for Homes, Businesses and Assisted Living! Coolqiya doorbell Kit, Never miss a visitor! Perfect for big house Super long working distance and loud doorbell works great for big house with multiple rooms & floors or entrance ways. Great for office door Simple ringtone "dingdong" is great use in commercial and office environment when there is a visit. Used as assisting device Blue flash indicator & very Loud, that's perfect for the hearing impaired and the older people. . Freely Expand 20+ Transmitters or Plug-in Receivers The Doorbell Chime System is Expandable If you need more extra units, you can purchase and add 20 pieces cordless plug-in receivers or door push buttons from Coolqiya to pair them to work together. Great for home with with multiple rooms, basement, garage, warehouse etc... Read more 

title: Wireless Doorbell, 2 Receivers+2 Transmitters, Strong Signal, 1300ft Range, 58 Classic Chime, 4 Volume, Mute Mode, 0-115dB, Waterproof, Stable at -22~158℉, Bright LED Flash, Easy to Install, Silver

title: Wireless Doorbell, AVANTEK Mini Waterproof Door Bell Chime Operating at 1000 Feet, CW-11 Doorbell with 52 Melodies, 5 Volume Levels & LED Flash
text: From the brand Previous page Wide Coverage for Full Home. Visit the Store Never miss any visitors. Visit the Store About AVANTEK Focusing on the needs of our customers, AVANTEK is committed to delivering top-notch wireless doorbells, allowing you to live simpler than ever before. We strive to ensure every customer is satisfied with our business. Next page Product Description All of the following AVANTEK doorbells with plug-in receivers can be paired with each other: CB-11/CW-11/CB-12/CW-12/CB-21/CW-21/D-3B/D-3W/D-3G/D-3F/DB-21 (For orders purchased before 2021, it is best to tell us to inquire whether they can be paired.) Convenient Size After carefully researching customer feedback, we have upgraded the design of the receiver station, giving it a smaller size of just 2.8 (L) x 3.1 in (W), so that it won't block off any neighboring power sockets. Long Operating Distance With a reliable wireless range of 1,000 feet and strong signal penetration, the doorbell will never fail to alert you when someone shows up at the door. Enjoy a reliable and hassle-free doorbell system at home, in factories, offices, classrooms, apartment blocks, villas, and other large areas. IP55 Waterproof IP55 waterproof and functional between -4 °F to 140 °F, the doorbell can operate in even the harshest weather conditions. Music to Your Ears The doorbell boasts an ample selection of 52 melodies from traditional doorbell chimes to jingles, certainly offering a chime that suits your taste. Memory Function Thanks to its smart memory function, it remembers your previous set melody and volume level - even after a power outage. Mute Mode The silent volume level doesn’t disturb a sleeping baby and the maximum level of 115 dB is hearable by the hearing-impaired or even during a party. Compare AVANTEK Wireless Doorbell Kits CW-11 CW-21 CW-12 D-3F D-3W WA-11 Included Components 1 Receiver + 1 Transmitter 1 Receiver + 2 Transmitters 2 Receivers + 1 Transmitter 1 Receiver + 1 Transmitter 2 Receivers + 1 Transmitter 1 Receiver + 1 Transmitter Wireless Range 1000 feet 1000 feet 1000 feet 1300 feet 1300 feet 1000 feet Power Source AC plug-in + CR2032 battery AC plug-in + CR2032 battery AC plug-in + CR2032 battery AC plug-in + CR2032 battery AC plug-in + CR2032 battery AAA batteries + CR2032 battery Adjustable Volume 0–115 dB, 5 volume levels 0–115 dB, 5 volume levels 0–115 dB, 5 volume levels 0–115 dB, 5 volume levels 0–115 dB, 5 volume levels 0–120 dB, 5 volume levels LED Indicator Waterproof Memory Function 

title: Anko Wireless Doorbell, Plug and Play Waterproof Door Bell Kit; 1000 Feet Operating Range; 36 Chimes Quality Sound; 4 Levels Adjustable Volume, Led Flash Indicator
text: Product Description Read more Read more Read more Read more Specifications: Plugs into Any Standard Wall Outlet. Flashing Light Indicator. Wireless Range: 1000ft maximum in the open air Internal Sounds: 36 Chimes Volume: 4 level adjustable levels (25db to 85db) Receiver Power: AC 110V ~ 220V 50Hz / 60Hz Transmitter Power: 1 x 12V 23A battery Registered Patent Numbers: D890,011S(U.S.) Package Includes: 1 X Push Button (Transmitter) 1 X Plugin Chime (Receiver) 2 X Screws 1 X Double-Sided Adhesive Tape 1 X 12V 23A battery for Transmitter 

title: Doorbell, Lovin Product Waterproof Wireless Doorbell Chime Kit with 36 Chimes, Adjustable Volume; 1000feet Operating, with Sound LED Flash Door Bell for Home (1 Receiver x 1 Push Button)
text: Product Description Classic Wireless Doorbell - Stylish modern design, artful with simplicity, elegant and unique. Excellent material keeps itself from getting higher temperature & interference. Read more 36 Melodies & Adjustable Volume - The wireless doorbell offers a wide selection of 36 chimes for your personal taste, you can have a Christmas doorbell during the Christmas season, for example, and more. 4-level of volume range from 25dB to 110dB to meet your needs for different occasions. Read more Specifications: Wireless Range: 1000ft maximum in the open air Internal Sounds: 36 Chimes Volume: 4 level adjustable levels (25db to 85db) Receiver Power: AC 110V ~ 220V 50Hz / 60Hz Transmitter Power: 1 x 12V 23A battery Registered Patent Numbers: D890,011S (U.S.) Read more Note: Add on more receivers: Plug in the receiver. Press the volume button (the second button) of the receiver for 3 seconds and hold it, it enters the pairing mode. Then press the doorbell that you want to pair. After the pairing, lose the volume button. Package Includes 1 x Push Button (Transmitter) 1 x Plugin Chime (Receiver) 2 x Screws 1 x Double-Sided Adhesive Tape 1 x 12V 23A battery for Transmitter 1 x Screwdriver 1 x User Manual 

title: SadoTech Elderly Monitoring Pager - Waterproof, Wireless Caregiver Pager & Classroom Doorbell for Teachers - Essential Elderly Assistance Products - 4 Volumes, 52 Alert Chimes
text: Product Description SadoTech Extra Add-On Vibrating Doorbell Receiver with Belt Clip, Model H BELL by SadoTech Wireless Alert System SadoTech Flashing Wireless Doorbell with Portable Vibrating Receiver Ringtones 52 52 52 Volume Levels 4 4 4 Wireless Range 500 ft (1000 ft in open area) 500 ft (1000 ft in open area) 500 ft (1000 ft in open area) LED indicators ✓ ✓ ✓ Instruction Manual Included ✓ ✓ ✓ Color White White White Optional Add-Ons Receivers, Transmitter Receivers, Transmitter, Sensors Receivers, Transmitter, Sensors 

title: Wireless Doorbell by SadoTech – Waterproof Door Bells & Chimes Wireless Kit, 1000-ft Range,52 Door Bell Chimes, 4 Volume Levels with LED, Wireless Doorbells w/ 2 Receiver & 2 Button, Crosspoint, White
text: Product Description Long Range Doorbell With an operating range of up to 500-1000 feet, this doorbell is perfect for large residences, businesses. classrooms and more. 4 Adjustable Volumes The SadoTech Crosspoint series offers up to 4 customizable volumes, that you can simply adjust any time of the day. Waterproof Feel at ease when placing your doorbell buttons or transmitter outdoors with the newest waterproof protection. Large Selection of Chimes Choose a variety of new chimes to choose from with 50+ chimes that suits any taste, occasion or holiday. Read more Model ECBase CROSSPOINT - Model ET CROSSPOINT - Model ER Add-On Portable Vibrating Receiver Add-On Window or Door Sensor Ringtones 52 52 52 52 52 Color Gloss Black & White Black & White White & Black White White Volume Levels 4 4 4 4 4 Wireless Range over 1000 ft over 1000 ft over 1000 ft over 1000 ft over 1000 ft LED indicators ✓ ✓ ✓ ✓ ✓ Instruction Manual Included ✓ ✓ ✓ ✓ ✓ Optional Add-Ons Receivers, Transmitter, Sensors Transmitter Button Receivers Receivers ,Sensors and Transmiiters Receivers, Transmitter, Motion Sensors and Door Sensors 

title: SadoTech Wireless Doorbells for Home, Apartments, Businesses, Classrooms, etc. - 1 Door Bell Ringer & 2 Plug-In Chime Receiver, Battery Operated, Easy-to-Use, Wireless Doorbell w/LED Flash, White
text: Product Description With our wireless doorbell kit, easily add loud (or silent) alerts anywhere in seconds. Each door bell kit receiver covers 600 ft (183 m) with durable construction and the ability to add more door bell push buttons and receivers to expand your system. Have multiple entry points? Each doorbell kit receiver can play its own tone to indicate which door has a visitor. Read more Add a series of fun sounds with the ultimate student attention-getters. These doorbells help teachers command the noisiest of classes. Capture and keep kids’ attention for clean up, quiet time, line up, and lunch breaks. Multiple tones, 4 volume levels, and a silent option that’s perfect for nurseries and other quiet areas make our wireless door push buttons the smart solution. Use multiple wireless door bell receivers with unique tones to indicate which door bell push button has been pushed. Need more coverage? Easily add more receivers and wireless doorbells to add range. Read more Read more Extra Add-On Remote Transmitter Button-White Wireless Doorbell Kit -Yellow Doorbells for Home-Red Classroom Doorbell Kits-Green Wireless Doorbell chime--Baby Blue Extra Add-On Remote Transmitter Button-Gray Product content 1 x Add-on Transmitter 1 receiver + 1 push button 1 receiver + 1 push button 1 receiver + 1 push button 1 receiver + 1 push button 1 x Add-on Transmitter Single use / Additional Accessory Additional Accessory Single use Single use Single use Single use Additional Accessory 

title: TECKNET Wireless Doorbell, Waterproof Plug-in Cordless Door Chime Operating at 1300 Feet Range with 38 Chimes, 4 Volume Levels & LED Flash (White)
text: Product Description Read more Read more Read more Read more The TeckNet WA658 Plug-in Wireless Door Chime and Push Button make it easy to replace your home's generic doorbell ring with a chime tune that better fits your style. Operating at the panel, not the side Adjust volumes from mute to 95db to suit different scenes; choose your prefered tone from preset 38 chimes Up To 1300 Foot Operating Range Thanks to its industry-leading up to 1300-foot working range in an open area, you'll be sure never to miss a visitor's arrival no matter where you are. (1300ft-400M in open area) Flashing Light Indicator The flashing light indicator gives you a visual form of notification(an excellent feature for the hearing impaired). Waterproof & Dust-proof TeckNet doorbell waterproof level is IP55, working temperature from -4 ℉ to 140 ℉. Acceptable for outdoor use. Plugs into Any Standard Wall Outlet Easy to install and operate, it plugs into any standard wall outlet. Use it for front, side, or back doors to gain security and peace of mind. No interference from your neighbours The TeckNet WA658 has 64,000 available codes to prevent interference from other devices. TeckNet Waterproof Wireless Doorbell Chime Kit (Black) TeckNet Waterproof Wireless Doorbell Chime Kit (White) TECKNET Self Powered Wireless Doorbell Black TECKNET Self Powered wireless Doorbell White TeckNet Wireless Doorbell Plug-in Chime Kit (Black) TeckNet Wireless Doorbell Plug-in Chime Kit (White) 1 Button with 1 Receiver 1 Button with 1 Receiver 1 Button with 2 Receiver 1 Button with 2 Receiver 1 Button with 1 Receiver 1 Button with 1 Receiver Mute Mode ✓ ✓ No No No No Volume Level 0dB to 95dB 0dB to 95dB 25dB-90dB 25dB-90dB 25dB to 85dB 25dB to 85dB Waterproof Level IP55 IP55 IP65 IP65 IP44 IP44 Wireless Range Up to 1300ft / 400m Up to 1300ft / 400m Up to 1300ft / 400m Up to 1300ft / 400m Up to 1000ft / 300m Up to 1000ft / 300m LED indicators ✓ ✓ ✓ ✓ ✓ ✓ Ringtones 38 Chimes 38 Chimes 32 Chimes 32 Chimes 38 Chimes 38 Chimes Color Black White Black White Black White Power rating range 100-240Vac 100-240Vac 100-240Vac and extra an AC outlet 100-240Vac and extra an AC outlet 100-240Vac 100-240Vac Battery ✓ ✓ No, self powered No, self powered ✓ ✓ 

title: Wireless Doorbell by SadoTech - Waterproof Door Bells & Chimes Wireless Kit,1000-ft Range,52 Door Chimes, 4 Volume Levels with LED,Wireless Doorbells w/ 2 Receivers & 2 Buttons, Starpoint, White
text: Product Description SadoTech Completely Wireless and Expandable STARPOINT Expandable Wirless Doorbell - Model LCBase Add-On Plugin Receiver Add-On Remote Waterproof Transmitter Button Add-On Window or Door Sensor Add-On Mini Motion Sensor Add-On Portable Vibrating Receiver Ringtones 52 52 n/a n/a n/a 52 Wireless Range up to 1000 ft up to 1000 ft up to 1000 ft up to 1000 ft up to 1000 ft up to 1000 ft LED indicators ✓ ✓ ✓ ✓ ✓ ✓ Expandable ✓ ✓ ✓ ✓ ✓ ✓ Instruction Manual Included ✓ ✓ ✓ ✓ ✓ ✓ Color White and Black White and Black White and Black White White White Optional Add-Ons Receivers, Transmitter Buttons, Motion Sensors and Door Sensors Receivers, Transmitter Buttons, Motion Sensors and Door Sensors Receivers, Transmitter Buttons, Motion Sensors and Door Sensors Receivers, Transmitter Buttons, Motion Sensors and Door Sensors Receivers, Transmitter Buttons, Motion Sensors and Door Sensors Receivers, Transmitter Buttons, Motion Sensors and Door Sensors 

title: STARPOINT Extra Add-On Plugin Receiver for the STARPOINT Expandable Wireless Multi-Unit Long Range Doorbell Chime Alert System, Model LR, White
text: Product Description SadoTech Expandable Wireless Multi-Unit Long Range Doorbell System STARPOINT Expandable Doorbell Magnetic Door Open Chime System Add-On Plugin Receiver Add-On Window or Door Sensor Add-On Magnetic Mini Window Sensor or Door Sensor Add-On Mini Motion Sensor Add-On Remote Waterproof Transmitter Button Ringtones 52 52 n/a n/a n/a n/a Wireless Range up to 1000 ft up to 1000 ft up to 1000 ft up to 1000 ft up to 1000 ft up to 1000 ft LED indicators ✓ ✓ ✓ ✓ ✓ ✓ Expandable ✓ ✓ ✓ ✓ ✓ ✓ Instruction Manual Included ✓ ✓ ✓ ✓ ✓ ✓ Color White White and Black White White White White and Black Optional Add-Ons Receivers, Transmitter Buttons, Motion Sensors and Door Sensors Receivers, Transmitter Buttons, Motion Sensors and Door Sensors Receivers, Transmitter, Motion Sensors and Door Sensors Receivers, Transmitters, Motion Sensors and Door Sensors Receivers, Transmitter, Motion Sensors and Door Sensors Receivers, Transmitter, Motion Sensors and Door Sensors 

title: SadoTech Wireless Doorbells for Home, Apartments, Businesses, Classrooms, etc. - 2 Door Bell Ringer & 1 Plug-In Chime Receiver, Battery Operated, Easy-to-Use, Wireless Doorbell w/LED Flash, White
text: Product Description With our wireless doorbell kit, easily add loud (or silent) alerts anywhere in seconds. Each door bell kit receiver covers 600 ft (183 m) with durable construction and the ability to add more door bell push buttons and receivers to expand your system. Have multiple entry points? Each doorbell kit receiver can play its own tone to indicate which door has a visitor. Read more Add a series of fun sounds with the ultimate student attention-getters. These doorbells help teachers command the noisiest of classes. Capture and keep kids’ attention for clean up, quiet time, line up, and lunch breaks. Multiple tones, 4 volume levels, and a silent option that’s perfect for nurseries and other quiet areas make our wireless door push buttons the smart solution. Use multiple wireless door bell receivers with unique tones to indicate which door bell push button has been pushed. Need more coverage? Easily add more receivers and wireless doorbells to add range. Read more Read more Extra Add-On Remote Transmitter Button-White Wireless Doorbell Kit -Yellow Doorbells for Home-Red Classroom Doorbell Kits-Green Wireless Doorbell chime--Baby Blue Extra Add-On Remote Transmitter Button-Gray Product content 1 x Add-on Transmitter 1 receiver + 1 push button 1 receiver + 1 push button 1 receiver + 1 push button 1 receiver + 1 push button 1 x Add-on Transmitter Single use / Additional Accessory Additional Accessory Single use Single use Single use Single use Additional Accessory 

title: SadoTech Wireless Doorbells for Home - 1 Door Bell Ringer & 1 Plug-In Chime Receiver, Battery Operated, Easy-to-Use, Wireless Doorbell w/LED Flash, White
text: Product Description With our wireless doorbell kit, easily add loud (or silent) alerts anywhere in seconds. Each door bell kit receiver covers 600 ft (183 m) with durable construction and the ability to add more door bell push buttons and receivers to expand your system. Have multiple entry points? Each doorbell kit receiver can play its own tone to indicate which door has a visitor. Read more Add a series of fun sounds with the ultimate student attention-getters. These doorbells help teachers command the noisiest of classes. Capture and keep kids’ attention for clean up, quiet time, line up, and lunch breaks. Multiple tones, 4 volume levels, and a silent option that’s perfect for nurseries and other quiet areas make our wireless door push buttons the smart solution. Use multiple wireless door bell receivers with unique tones to indicate which door bell push button has been pushed. Need more coverage? Easily add more receivers and wireless doorbells to add range. Read more Read more Extra Add-On Remote Transmitter Button-White Wireless Doorbell Kit -Yellow Doorbells for Home-Red Classroom Doorbell Kits-Green Wireless Doorbell chime--Baby Blue Extra Add-On Remote Transmitter Button-Gray Product content 1 x Add-on Transmitter 1 receiver + 1 push button 1 receiver + 1 push button 1 receiver + 1 push button 1 receiver + 1 push button 1 x Add-on Transmitter Single use / Additional Accessory Additional Accessory Single use Single use Single use Single use Additional Accessory 

title: Honeywell Home RCWL105A1003/N Plug-in Wireless Doorbell/Door Chime and Push Button
text: Product Description Product Description No batteries are needed for this plug-in door chime. The Honeywell Home RCWL105A1003/N Plug-in Wireless Door Chime conveniently plugs into any standard wall outlet for the simplest installation and operation. This product includes the plug-in door chime and the push button. In addition to the three (3) selectable chime tunes, there is a flashing light indicator on the unit as another form of notification that someone is at your door. Amazon.com Offering easy installation and a dependable 100-foot range, the Honeywell RCWL105A Plug-in Wireless Chime and Push Button helps you feel secure in your home. This plug-in doorbell features clearly audible chimes, battery-free operation, and a flashing light that make it easy to know when someone is at your door. Wireless Doorbell Plugs into Any Standard Wall Outlet The RCWL105A is a premium doorbell with the convenience of wireless operation. Easy to install and operate, it plugs into any standard wall outlet. Use it for front, side, or back doors to gain security and peace of mind. Choice of Three Chimes and Flashing Light Indicator This unit lets you choose the best way to be notified when someone is at your door. In addition to your choice of three selectable chime tunes, there's also a flashing light indicator that gives you a visual form of notification (an excellent feature for the hearing impaired). Dependable Operating Range The RCWL105A has 16 available codes to prevent interference from other users, and its 100-foot operating range means you can place the plug-in unit several rooms away from the door. The RCWL105A is backed by a one-year warranty. What's in the Box RCWL105A door chime plug-in unit, push button, battery, warranty card, and manual. From the Manufacturer No batteries are needed for this plug-in door chime. The Honeywell RCWL105A1003/N Plug-in Wireless Door Chime conveniently plugs into any standard wall outlet for the simplest installation and operation. This product includes the plug-in door chime and the push button. In addition to the three (3) selectable chime tunes, there is a flashing light indicator on the unit as another form of notification that someone is at your door. See more Product Description Product Description No batteries are needed for this plug-in door chime. The Honeywell Home RCWL105A1003/N Plug-in Wireless Door Chime conveniently plugs into any standard wall outlet for the simplest installation and operation. This product includes the plug-in door chime and the push button. In addition to the three (3) selectable chime tunes, there is a flashing light indicator on the unit as another form of notification that someone is at your door. Amazon.com Offering easy installation and a dependable 100-foot range, the Honeywell RCWL105A Plug-in Wireless Chime and Push Button helps you feel secure in your home. This plug-in doorbell features clearly audible chimes, battery-free operation, and a flashing light that make it easy to know when someone is at your door. Wireless Doorbell Plugs into Any Standard Wall Outlet The RCWL105A is a premium doorbell with the convenience of wireless operation. Easy to install and operate, it plugs into any standard wall outlet. Use it for front, side, or back doors to gain security and peace of mind. Choice of Three Chimes and Flashing Light Indicator This unit lets you choose the best way to be notified when someone is at your door. In addition to your choice of three selectable chime tunes, there's also a flashing light indicator that gives you a visual form of notification (an excellent feature for the hearing impaired). Dependable Operating Range The RCWL105A has 16 available codes to prevent interference from other users, and its 100-foot operating range means you can place the plug-in unit several rooms away from the door. The RCWL105A is backed by a one-year warranty. What's in the Box RCWL105A door chime plug-in unit, push button, battery, warranty card, and manual. From the Manufacturer No batteries are needed for this plug-in door chime. The Honeywell RCWL105A1003/N Plug-in Wireless Door Chime conveniently plugs into any standard wall outlet for the simplest installation and operation. This product includes the plug-in door chime and the push button. In addition to the three (3) selectable chime tunes, there is a flashing light indicator on the unit as another form of notification that someone is at your door. See more

title: Dog Bell for Potty Training - Touch Activated Wireless Dog Door Bell for Puppy Training - Waterproof Pet Training Bell w/Over 1000-Feet Range, 50 Door Chimes, 2 Plugin Receivers
text: Product Description 52 Premium Chimes Patent-pending sound chip Largest premium selection of real ding-dong chimes No annoying or "tinny" childish melody ringtones Effective Long Operating Range Over 1000 ft wireless range in open area Proven to operate through walls and doors Effective for large homes, apartment buildings, offices or warehouses Ultra Long Battery Life Includes long life battery for transmitter button Low usage: lasts up to 3 years Med usage: 1-2 years High usage: up to 1 year Weatherproof / Waterproof Operates in all weather conditions Functional between -4°F to 140°F Read more Always Loud Enough When You Need It 4 volume levels up to 115dB Convenient low level setting for quiet areas Visual LED indicator Smart Memory Function Retain chime and volume settings during power outages No need to configure doorbell settings again if unplugged Great Training Device Dog potty training door bell Using their noses or paws, dogs only need to touch the door bell gently for it to sound Dog bell to signal when they need to go outside, potty or bathroom Easy to Install Easily plug receiver into an electrical outlet Use the double sided sticker to stick the transmitter on the door or wall or place anywhere you need. CE, FCC, RoHS certified. Read more Read more Starpoint SQ1 White CROSSPOINT - Model ET CROSSPOINT - Model ER Add-On Portable Vibrating Receiver Add-On Window or Door Sensor Ringtones 52 52 52 52 52 Color Gloss Black & White Black & White White & Black White White Volume Levels 4 4 4 4 4 Wireless Range over 1000 ft over 1000 ft over 1000 ft over 1000 ft over 1000 ft LED indicators ✓ ✓ ✓ ✓ ✓ Instruction Manual Included ✓ ✓ ✓ ✓ ✓ Optional Add-Ons Receivers, Transmitter, Sensors Transmitter Button Receivers Receivers ,Sensors and Transmiiters Receivers, Transmitter, Motion Sensors and Door Sensors