... CIF&QCIF,support D1/CIF/QCIF adjustable 16 channel real time playback SupportEnglish,French,Portugueses,Russian,Italian ... Enable strong multi-way synchronization with max 16 channel playback, realize the zero-delay between playback channelsSystemMain ... ModeManual>Alarm>Video Detection>ContinuousPlayback16 channel playback simultaneously,Pause,stop,rewind,fast play,slow play,next file,previous ...