• Display Resolution• CIF:352×288(PAL),352×240(NTSC)• Display frame Rate• PAL:25fps(each ch)/NTFC:30fps@(each ch)• Playback Resolution• PAL:CIF(352*288) HD1(704*288) D1(704*576)• NTFC:CIF(352*240) HD1(704*240) D1(704*480)• Recording frame Rate• PAL:25fps@D1/50@HD1/100@CIF• NTFC:30fps@D1/60@HD1/120@CIF• Video Input/Output• BNC 4-CH Video input BNC 2-CH output• Audio Input/Output• RCA 4CH input/1CH output• Other• support shutdown delay,• support drawing HDD structure,500GB 2.5 inch HDD storage