- With TFT LCD and a 20-key board.
- Adopt high-speed industrial grade dual core (ARM+DSP) chip with start time less than 1s.
- With audio line output to make broadcasting through amplifier connection.
- Support remote real-time monitoring and intercom.
- Support terminal, zones and all zones broadcasting.
- Support extension board.
- IP Paging Microphone NAS-8502 is available to broadcast to any zones via audio announcement and external audio broadcasting.
- IP Paging Microphone NAS-8502 available to broadcasting to target zone via speed dial broadcasting with extension board.
- IP Paging Microphone NAS-8502 available to full-duplex talk with IP station, and remotely control the door lock or alarm light flashing during talking. IP station available to full-duplex talk with IP Paging Microphone NAS-8502 via speed dial, and it can be set to trigger alarm light flashing when pressing the IP station button.