Standard H.264 compression
Support 4ch Full D1 realtime recording resolution,ahead to D1 High-Definition period.

Dual-stream design,network remote view effects and local recording effects parameters can be set separately.
Display Frame Rate:NTSC:120fps/ PAL:100fps,Recording Frame Rate:NTSC:120fps / PAL:100fps.

4CH Video input,1CH Video output;1ch audio-in,1ch audio-out .
 Super Network function:one IE browser centralized monitoring and CMS Software for multiple DVR (up to control 255 DVR simultaneously     
                                                                                    
Supports Multiple backup mode:USB flash drive,USB hard disk and network backup.                                                                    Support remote view by Mobilephone(support Symbian S60;Windows CE;Iphone;Blackbery and Andriod system.)
                                                                          
Support 1 SATA HDD,unlimited for the capacity. Support PTZ control via built-in RS-485 port Support VGA output. 1ch alarm-in,1ch alarm-out

Size:259*221*44 /1.6KG  (6pcs/CTN)