This doorbell consists of a SOS transmitter and a receiver. The receiver has three kinds of color flashing lights. When the guests press the doorbell button, the receiver will flash, vibrate and talk. It is suitable for deaf and blind. The SOS transmitter is powered by a 23A battery.
Model No.: FLK-80-120db
Function: Vibrating and Flashing
Transmitter Size: 90×37×16mm
Receiver Size: 158×138×80mm
• Strong anti-interference ability
• Flash light and voice prompt, suitable for the deaf and blind