... , NTSCSystem ResourcesMulti-tasking operation, simultaneous multi-channel recording, simultaneous video playback and simultaneous network ... Alarm, Motion detectionSearch ModeBy time, event, channel, logBackup ModeNetwork download, USB backupVideo Input4ch BNC8ch ... iPhone, blackberry, Windows Mobile, Android, SymbianUSB Interface2 USB2.0 High-speed PortPower Supply12V 4A 8CH HD real time DVR built in ...