H.264 coding,Real time promotion DVR 100 fps recording for CIF, 44fps recording ... 16-channel CIF real-time video and network transmission, 1 or 4-channel CIF playback and 16-channel CIF ... ,Alarm Input: 16 switch input.13,Alarm output: 1 switch output.14,PTZ control: RS485.15,hard disk ... adaptive Ethernet port.17,USB interface: 1 USB2.0 high-speed interface; 1 USB1.1 interface.18,Mobile monitor: Can ...