Wireless Doorbell- BITIWEND Waterproof Door Bell Kit- Distinguish Front and Rear Doors- Over 1000 feet Range and 58 Chime- 5 Levels Volume and LED Flash for Home Office Classroom

Wireless Door Bell BITIWEND Waterpoof Doorbell Chime Operating at 1000ft with 52 Tones 4 Volume Levels LED Flash, Classroom Doorbell for Teacher,Home Business Doorbell Chime, 2 Push Buttons & 3 Receivers Specification Parameters of Receiver Voltage: 110V Expandable to multiple receiver or transmitter: < up to 50 Working power of remote control: <10mw Volume Range: 25~110dB Working Temperature?-15 ? ~ 60 ? Working Range: 1000 ft Parameters of Transmitter Operating Voltage: 3V DC(1* 12V 23A Alkaline Battery) Operating current: 3uA(standby), 15mA(Transmitting) Installation: Adhesive Tape or screw Working temperature: -15 ? ~ 60 ? How to Change the Ringtone of BITIWEND Door Bell Please make pairing BEFORE installtion. 1. Pull out the strip on the door bell push button and plug the receiver into outlet. 2. press the forward or backward button to select the rintone you want. 3. After choosen the ringtone,then long press receiver volume button for about 5-7 seconds until hear receiver “ding” with blue led light flashes which mean receiver get into pairing mode and it will exit it automatically if it doesn’t get signal from transmitter in 5 seconds. 4.When receiver get into pairing mode,you should immediately press the push button to pair with the receiver in 5 seconds.You will hear the tone you selected which mean your operation is successfully. Tip: Ensure the distance between door sensor and magnet part not exceed 1cm. If you still have questions of pairing, please contact with our customer service team to get video. Package of Door Bell Kit 2 * Transmitter Push Button 3 * Receivers 1 * User Manual 1 * Double-side tape 1 * Screwdriver 2 * Screws