Wireless Audio Intercom #RL-0518B
- - Wireless duplex communication, intercom between the two indoor units.
- - 8 ringtones for option, 4 levels for adjusting the ringtone volume.
- - Indicator lights for low battery status and battery charging status.
- - Easy installation.
- - Up to 500m distance between the outdoor and indoor unit for intercom.
- - Expandable allows you to connect multiple outdoor and indoor units.
