4 CH 7 inch TFT DVR Kit 2 PCS ... selectableHDD driveSupport 1 HDD Over 1000G, SATA,Monitor7 inch LCD monitorNetwork InterfaceRJ45, 10M/100MNetwork ProtocolSupport TCP/IP, ... flash disk, USB disk, USB CD/DVD-RW & NetworkPTZ ControlBuilt-in RS485, support PELCO-P & PELCO- ... ” SHARP CCDSync SystemInternalMini Illumination1 Lux (0 Lux with IR ON)Resolution420 TV LineWhite BalanceAUTOGain ControlAUTOS / ...