... recording, circle recording.5. MPEG4 compressed format, each channel can be set five recording pictures, recording frame ... According to time recording manner to search recording, sustain multi-channel playback at one time, local magnify, catch menu ... , Time Recording, motion Recording, Sensor Alarm,each channel setup time scheduleRemote transmitTCP/IP ProtocolTransmit portUSB2.0networking modeSupport ...