Incorporate all DVR front panel functions. Control DVR and PTZ separately. Support DVR and keyboard cascading. 3D joystick. RS-485 Half-duplex Mode, Baud Rate: 1200 ~ 19200 bps. LCD screen: 128 x 64 mm. Power supply: 12 VDC. Dimensions (W × D × H): 360 x 200 x 108 mm.