- Embedded system no viruses infection with max. built-in 8 hard disk MPEG-IV video compression, and - G.723 audio compression
- CIF 1/2D1, D1 video quality
- 4 or 8-channel video recording, 1 or 4-channel video playback, 4 or 8-channel audio recording
- Adjustable video quality (6-grade video quality) and code rate per channel
- Adjustable 1-25 fps frame rate (each channel):,
- Many kinds of recorder and playback mode
- LAN, VGA, USB, alarm input/output,RS232 and RS485 interface
- VFD display and monitor indication, similar to common VCR and VCD