Беспроводной дверной звонок постоянного тока, # RL-3995
- - Battery-powered wireless door chime
- - With touch button and name panel
- - 60 pleasant chord ringtones
- - 5 levels for volume adjustment.
- - Color changing LED indicator
- - Millions of learning code and digital transmission to avoid interference effectively
- - RF: 433.92MHz ±250KHz
- - Working distance 300m (open area)
- - Powered by 3*AA alkaline batteries (not included)
