CACAZI FA50 1 For 1 Push-button Self-generating Wireless Doorbell, Plug:US Plug(White) Sony Spare Parts Compatible with almost all 2

Compatible with almost all 2

General Compatible with Huawei:  P50 Pro

General Compatible with OPPO:  A1

Installation method: Screw fixation

IR distance 30m

CACAZI FA50 1 For 1 Push-button Self-generating Wireless Doorbell, Plug:US Plug(White) Sony Spare Parts Compatible with almost all 21. Material: ABS, electronic components 2. Remote control distance: 150 meters 3. Built in music: 60 songs 4. Volume: 5 speed adjustment 5. Working principle: The transmitter is installed outside the door, the receiver is installed on the power socket, press the transmitter to ring the bell, the receiver immediately rings and flashes to remind 6. The doorbell has 60 built in chord music, you can choose according to your preference 7. Strong