AC Wireless doorbell # RL-3880
- - Plug-in wireless doorbell with LED indicator
- - 38 pleasant chord ringtones
- - Learning code technology and digital transmission to avoid interference effectively
- - AC 85V~265V 50/60Hz
- - RF: 433.92MHz ±250KHz
- - 4 Levels volume adjustable
- - Working distance ≥150m (open area)
- - UK/EU/US plug available.
