... monitoring video equipment specially tailored for the customers; is provided with such advantages as complete matching, simple operation, steady operation, ... special client softwareRemote Control, PTZ, RS485 x 1, 2 × USB, 1 × IR Controller 1 SATA Hard Disk interfaceBackup: USB2.0 ... Power1×User^ s Manual and warranty card 1×IR Controller 4×20m BNC Wire H. 264 4CH CCTV DVR KITS HIGH QUALITY IMAGE