Features:
*remote power supply for 4ch cameras;
*4ch video input & 1ch video output;
*2ch audio input & 1ch audio output;
*Compression format: Modified MJPEG;
*Web transmission: MPEG4;
*support VGA;
*support motion detection, loss detect, auto switching, buzzer output;
*support brightness adjust, contrast adjust;
*support PTZ control;
*support remote control;
*support 1 SATA HDD (more than 500GB);
*support mobile surveillance (symbian S 60 V3.0);
*support record and playback at the same time;
*support remote playback;
*support internet function;

Specification:
*TV system: PAL / NTSC
*Display rate: PAL 720*576/CH Max 25 FPS/CH;  NTSC 720*480/CH Max 30 FPS/CH
*Recording rate: PAL 640*272(4ch)  Max 100 FPS; NTSC 640*224(4ch)  Max 120 FPS
*Recording mode: manual, time, alarm
*Display model: 1ch / 4ch at the time
*Record file search: by time/by event/by date
*HDD: 1 SATA HDD (more than 500GB)
*Support remote control, mouse control
*USB port: USB backup
*Language: English, Chinese, French, Portuguess, Russian
*Internet port: TCP/IP (RJ45)
*IE: attached IE
*Update: internet/USB
*Remote power supply: NO
*Power: DC 12V /4A
*Weight: 3.5KG
*Size: 330*230*60mm (L*W*H)