Zhuhai Sunrn Electronics CO., LTD. [China]

1.Two-wire connection audio doorphone 2.Electric controlled lock release 3.Durable and clear voice 4.Easy DIY installation

Audio doorphone for apartment system

No need for wire installation

Suitable for already decorat houses

Talking distance above 150m

Power   providing by mainline 

Outline dimensions   188*87*62mm

Installation    surface mounted

Function    intercom  ,unlocking

Wiring diagram

Two wires compatible audio door phone