Features:
1.4/8/16-channel respective Audio & Video compression, Audio & Video synchronized recording, no electronic amplify.
2. Respective 16-channel, synchronized playback.
3. H. 264 video compression.
4. Resolution: CIF / HD1
5. Multi-level bitrate self-defined, Adjustable image quality
6. Adjustable frames: 1F/S to 25F/S
7. Support 1/4/8/16 image real time surveillance and playback function.
8.16 channel alarm input, 4 channel alarm output; Support motion detection recording, alarm recording, timing recording.
9. Support network, TCP/IP, LAN, WAN, ADSL
10. Real time operating system
11. List search, fast search, accurate search
12. Support bidirectional talk
13. Support network, USB, CD-RW Backup

Specification:
Video Signal: PAL(625Line, 50f/s), NTSC(525Line, 60f/s)  
Video Input: 16 Channel, BNC, 1.0V p-p/75 ohm  
Video Output: 2 Channel, BNC, 1.0V p-p/75 ohm, VGA x 1  
Audio Input: 16 Channel, RCA  
Audio Output: 2 Channel, RCA x 1, Bidirectional talk x 1  
Alarm Input: 16 Channel, Trigger closed without Voltage, Open or Closed  
Alarm Output: 4 Channel, Trigger closed without Voltage, Open or Closed  
Alarm Mode: Sensor Input, Motion Detection, Video Loss, Full Disk Space.  
Network  Ethernet (10/100M ) LAN/WAN and ADSL Supported  
Control Way: USB Mouse, Remote Control, PTZ, Camera and RS485 x 1 Supported

Backup: USB, CDRW, DVDRW and Network Supported  
Resolution Display: Pal: 704 x 576 D1, NTSC: 720x480
Record Compression:
Pal: CIF(352x240)
NTSC: (352x288)/ 1/2 D1(352x576)
NTSC: 352x480
Self-difinedFrames: 1F/S~30F/S  
Compression: H. 264  
Hard Disk: 4 SATA HDD Supported (1000G more)  
Bitrate  5 Levels: 150MB/H, 200MB/H, 250MB/H, 300MB/H, 1~1000MB/H Self-defined

Password  Encrypted by 128-bit Numerical Digits with 2-Level Password Protection  
Power Supply: 220V / 50HZ, 180W  
Consumption: 50W (Not Including Hard Disk)  
Working Environment: Temperature: +5 ~ +50 degree; Humid: <90%  
Device Dimension: 432 x 375 x 96 mm (W*D*H)  
Net Weight: 7.5KG

Net DVR, camera video DVR, Net DVR, recorder