- Easily connected to wired intercom (2W/4W2 system)
- Connected to public telephone line
- PGM input
- Independent use enabled using microphone/speaker
- Status display by LCD
- Up to 4 CS units can be connected
(Up to 16 CS units can be connected by the optional setting) - Rack-mount type: EIA=2U, JIS=2J
- Structure: Rack-mount type
- Input/output: Microphone, SP, 2W/4W line, PGM, TEL