4-Kanal Stand Alone MJPEG DVR

4 Channel Stand aloneDVR MJPEG compression Linux operating system,high stability CIF,each or quad display High-resolution playback picture quality,support 4 channel playback same time Motion detection & sensor triggered recording Configurable record picture quality & frame quality With remote control & removable hard drive tray Support PTZ control via RS-485 port Alarm function Built-in USB back up & RS-485 port Self-recovery after power reconnected Specification: Model No.AS-904AVideo Input4CH inputs (BNC)Video Output2CH outputs (BNC )Audio3 channel inputs1 channel outputCompressionM-JPEGOperation SystemRTOS/LinuxOperating ModeRecord,Replay, Live display, BackupSystem controlMouse,remote,panelRecording FramePAL: 50FPS(704x288) ;NTSC:60FPS(704x240)PAL/NTSC: 1-25/30 dynamic allocationRecording/ Resolution4CH record; CIFRecording ModeManual, Alarm, Motion detection, scheduledReplaySupport multi-CH replay at the same time,Support rapid forword/backword (x4,x8,x16)Network1/10 Base-T, TCP/IP, UDP, NTP, DHCP,DDNSNetwork Controlremote contrpl/remote setup/remote PTZ control/ remote play backPTZRS-485,zoom,preset points, controlAlarm input/output4CH inputs /1CH outputControlremote control; RS 485 port(PTZ control)BackupUSB2.0,packup,VGAHDD1 SATA HDD,Max 1000GPowerDC 12V, 4ADimensions28*24*5.7CM