Waterproof Button. With IP55 waterproof rate and 1000 feet operating range, ensure you never miss any vistors.
Door Sensor Chime. The range of door sensor up to 320 feet in OPEN area.The receiver will play the tunes whenever the magnet and sensor is separated.
Customize and Expandable. Each wireless receiver can work with 20 transmitters(push buttons/sensors) at most and each transmitter can be set to different or same music.
With backside adhersive tape, you can just stick it on the door/window.
Notice if stick on the steel/metal material, it may affect the signal transmitting. it is better stick on the wooden door/window.
Press the melody button to select the ringtone you want
Long press the volume control button for 5s until hear a sound and the LED indicator starts flashing to enter into pairing mode. Press the transmitter button/separate door sensor and magnet to send signal to receiver, when the pairing is successful, the receiver will play the selected ringtone automatically.
Bitiwend New Version Conbination 1 Wireless Doorbell Push Button + 1 Door Open Chime Kit +1 Plug in Receiver with 52 Tunes LED Indicator 4 Level Sound Control
Voltage of plug- in receiver: 110V . Expandable to multiple smart receiver or transmitter: < up to 20. Working power of remote control: <10mw . Volume Range: 20~110dB . With backside adhersive tape, you can just stick it on the door/window. Notice if stick on the steel/metal material, it may affect the signal transmitting it is better stick on the wooden door/window.
Requires no wiring,just plug the receiver into outlet, tear off the adhesive tape of push button or door sensor then stick them on the door or window. FCC, RoHS certified and 1 Year Warranty. Any quality problem of the item,please contact our customer service team directly.