... of preview, recording, playback, network transmission, backup and mobile controlChinese, English, Thai, Russian, French, Spanish ... mailMotion DetectionConfigurable detection areas 352(22*16) and Sensitivity 5 levelsVideo LossSupportAlarmInput4-chOutput1-chPlaybackSynchronous Playback4-chSearch ... , 10/100Mbps self-adaptive Ethernet interfaceUSB Interface2,USB2.0RS485 Interface1 RS-485 interface (for PTZ ...