... Forwaed, Revese, Image by imageBACKUPDVD r/w, CD r/w, HDD, Stick mamory, NetworkEach Camera, ALL Camera, Time rangeUSER INTERFACEGUIRGB 24bit ... Backup, Replay, Convert, Update program)PC PlayerDVD, CD, HDD bay, Stick mamory, Internal HDD(Replay,Convert,Copy,Print)USBUSB 2.0DVD r ... (3A max)Alarm latch up1 ~ 10 secBuzzer OutOn/OffHDDIDE(ATA)4 HDD (MAX 2 TB)POWERInput VoltageAC 110VA/ 220VA(Selectable) 50 ...