DS80XXHM(F)

Available Models: 
DS8001HM      1channels video and 1 channels audio Embedded DVR 
DS8002HM      2 channels video and 2 channels audio Embedded DVR
DS8004HM      4 channels video and 4 channels audio Embedded DVR
DS8002HMF    2 channels video and 2 channels audio Embedded DVR
DS8004HMF    4 channels video and 4 channels audio Embedded DVR
Compression function :
☉Support 4 channels video input (PAL/NTSC) at most. Each channel is independent, H.264 hardware compression and real time (PAL: 25 FPS, NTSC: 30FPS). Support both variable bit rate and variable frame rate. 
☉Support 4 channels audio input at most. Each channel is independent, OggVorbis compression and bit rate is 16Kbps. 
☉The output video and audio stream can be integrated to generate the combination H.264 stream.

☉Compressed video and audio are synchronous. You can select either mixed stream or only video stream.
Support following resolution: 
☉PAL:4CIF (704*576), DCIF(528*384), 2CIF(704*288),CIF(352*288), QCIF(176*144); 
☉NTSC: 4CIF (704*480), DCIF(528*320), 2CIF(704*240),CIF(352*240), QCIF(176*120)；
☉Support multi-zone motion detection . 
☉Support position configurable OSD & LOGO . 
☉Support water mark .
Notes: 

For DS8001HM, can max support 4CIF mode
For DS8002HM, the 1st Channels can be set as DCIF resolution, the other channels can max support CIF mode
For DS8004HM,  all channels can max support CIF mode
Network Functions: 
☉Support TCP/IP (ARP , RARP , IP , TCP , PPP , PPPoE , DHCP , SNMP etc). 
☉Support broad-band transmission (ADSL , ect). 
☉Support Wireless network (CDMA) (optional ). 
☉Streams of one or more channels , Net DVR’s running state and alarm state can be accessed through network . 
☉Net DVR’s parameters can be set through network . 
☉Support remote control of PTZ . 
☉Streams can be recorded in a remote host PC . 
☉Files in Net DVR can be downloaded to or remotely played in a remote host PC . 
☉Support Net DVR remote upgrading . 
☉PC hosts can gain direct control of Net DVR’s RS-232 or RS-485 port . 
☉Support voice talk between host in surveillance center (back end) and Net DVR (front end)
Storage Functions: 
☉Support 6 kinds of record trigger mode : Schedule mode , alarm mode, motion detection , motion detection & alarm , motion detection | alarm . 
☉Won’t lose frames when switch record files
☉Can install 1  SATA HDD and each HDD supports 2000GBytes
☉Support hard disk sleep mode . 
☉Support FAT32 file system . 
☉Support HDD S.M.A.R.T technology
☉Support cyclic and non-cyclic record mode . 
☉Support backup the recorded files and clips. Support USB memory, USB HDD, USB CD-R/W, USB DVD-R/W and E-SATA HDD for backup. 
Preview & Playback Functions: 
☉Support BNC (HM series) and TNC (HMF series) analog monitor; 
☉Support VGA output (optional ); 
☉Switch multiple in preview mode; 
☉Support partial zone sheltering; 
☉Support 2-ch synchronous playback. Support play forward, backward, pause, frame by frame, etc.; 
☉Support OSD, LOGO
PTZ control: 
☉Support many kinds of PTZ protocol; 
☉Support preset, sequence and cruise.;
Alarm Functions: 
☉Support exception alarm, motion detection alarm, external alarm, etc. ;
Others: 
☉Support RS-485 interface keyboard; 
☉Support IR control; 
☉Support multi-level user management; 
☉built-in GPS module (optional ); 
Specification: