PURPOSE： For the communication in the indoor environment.Features:
- 1. With a handset and a LCD display,it can be table topped or wall-mounted.
- 2. With numerical keys to make a full-duplex intercom (default) at random or a PPT half-duplex intercom.
- 3. To broadcast to those permitted zones.
- 4. Available to make a one-touch call by pre-set 9 terminal ID or make a one-touch broadcast to partitions by pre-set 9 partition codes.
- 5. With a built-in 3W speaker and microphone, available to make a hand-free call and receive broadcast.
- 6. With the audio output and the microphone input to connect the earphone.
- 7. With a standard RJ45 interface supportive of crossing network segment and router, accessible to the system if the Ethernet is available.