DC12V ~ 18V /  AC12V ~ 15V  Current: 200 ~ 800mA

5 wires with polarity for each flat

-30◦C To +50◦ C

195(H)*130(W)*75.6(D)

Flush-mounted type

0.40kg

Clear voice transmitting

Suitable for house and apartment

Speaker and microphone adjustability via panel setting

Waterproof call button

Applicable to install and work in diverse climate

Hinge holder to simple installation