2 Wires Audio door phone, RL-3212B
- Wired 2-Wire Audio Door Phone
- - Two-wire connection audio door phone.
- - Metal alloy panel outdoor unit.
- - Clear intercom voice.
- - Electric lock release function.
- - 8 melodies for option.
- - 3 melody volume levels adjustable.
- - Easy to install and operate.
Wired 2-Wire Audio Door Phone
- Two-wire connection audio door phone.
- Metal alloy panel outdoor unit.
- Clear intercom voice.
- Electric lock release function.
- 8 melodies for option.
- 3 melody volume levels adjustable.
- Easy to install and operate.
