2 wires Audio door phone, # RL-3203
- 2 根线缆连接
- 16 种选项旋律
- 金属面板室外机
- 高品质电路，语音清晰
- 电控锁释放功能
- 通话距离可达 100 米
- 安装与操作简便
Get Free QuoteDescription
- 2 wires connection
- 16 melodies for option
- Metal panel outdoor unit
- High-quality circuit for clear voice
- Electric-controlled lock release function
- Talking distance up to 100m
- Easy installation and operation