Chapter one Products Introduce1.1 Technical ParameterCompression standard H.264 baseline profile@L3.1Input Composite 1.0Vp-p/75Ω,BNC×4/ BNC×8/ BNC×16Video output Composite 1.0Vp-p/75Ω,BNC×1, VGA×1Resolution Preview D1 720×576(PAL),720×480(NTSC)CIF 352×288(PAL),320×240(NTSC)Recording D1 720×576(PAL),720×480(NTSC)CIF 352×288(PAL),320×240(NTSC)Bit rate Preview/ recording4ch 100fps(PAL), 120fps(NTSC8ch 200fps(PAL), 240fps(NTSC)16ch 400F/S(PAL), 480F/S(NTSC)Audio input -8dB~22k,RCAx4(4ch), RCAx4(4ch)Audio output -8dB~92dB,RCAx1Audio decode ADPCMAlarm input Input low level alarm, user setting normal open or normal close, Varies according tothe modelAlarm output 1ch output or 2ch output;Varies according to the modelRecording mode Manual recording, timing recording , motion detection recording and external alarmrecordingSimplex/duplex/ triplex triplex(recording, playback , LAN transmission)LAN RJ45(10M/100M self-adapting)PTZ control YesCommunication RS485×1,USB2.0×1USB USB mouse controlHard disk drive 1or2x SATA(2TB or above)5