How to use:
Visitor press button on door unit to ring room unit inside. Tenant pick up handset on room unit and talk to visitor. Upon confirming visitor identity, just press the button on room unit to open door. Volume can be adjusted using a knob on room unit.
Features:
- Gentle chime sound
- Can be combined with door opener
- Easily mounted on wall & desk
Specification:
Power source
AC220, 50-60Hz
Consumption
Un load: 0.5W In load: 5W
Communication range
ø 0.65 mm wire, 300m line
Packaging dimension (cm)
23.5(W) x 10(H) x 10.3(L) cm