Operating System: Embedded Linux
Compression Format:  H.264
Language: Chinese, English 
Recording Rate: 240fps (NTSC), 200fps (PAL) 
Video Input: Composite:1.0V p-p/75Ω,BNC*8 
Video Output: Composite:1.0V p-p/75Ω,BNC*2(VCR OUT), 1ch VGA 
Audio Input: 1 CH 
Audio Output: 1 CH 
Alarm Input: 8 CH Independent input 
Alarm Output: 1 CH Independent Output 
Display Resolution: D1, HD1, CIF 
Record Resolution: D1, HD1, CIF 
Record Mode: Manual/Timing/ alarm linkage/motion detection 
Backup: HDD,USB, network 
NetWork: TCP/IP, PPPOE, DDNS, Email, MSN etc network functionality; support 3G mobile remote view 
Remote Type:  Support 
Security: auto protect and resume 
HDD Capacity: Support 1 Hard Disk (1500G/PCS)  (Don't Include )
PTZ Control:  Support 
Motion:  Support 
CD-RW Support: Don't Support 
Power:  DC 12V/4A 
N.W: 3 KG
Dimensions: 420*350*110 MM