doorphone system, doorphone installation, Interphone Installer near me, Interphone system in malaysia
Function:
- Talk with a visitor
- Door lock release
- 2 wires with non-polarity
- User friendly handset design with convenient hand grip
Specification:
- Power source AC 110/220/230/240V / 50/60Hz
- Mount type Wall-mounted type
- Wiring Call: 2
More Details...