... up less bandwidth resources System ResourcesHexaplex operation simultaneously:Preview,recording,playback,backup,network live,mobilephone viewControl ModeSupport wireless, wired mouse, the front ... (Analog signals)Playback image qualityCIF/QCIFAudio CompressionG.711ARecord Modemanual>alarm>Motion Detect>timing Playback channelSupport Multiple channel playback (Supports 16CH playback simultaneously ...