... , Remote Total Recording ResourceD1@100fps,HD1@200fps,CIF@400fpsRecording QualitySingle channel adjustableRecording ResolutionPAL: D1(704*576),HD1(704*288), CIF(352 ... *240), CIF(352*240)Playback1ch,4ch,8ch,16ch simultaneously(playback channel option)BackupUSB Flash disk ,Movable hard disk,USB Writer,NetworkAlarm ... °C-50°COperating Humidity10%-90%Size430*345*66mm(L*D*H) h.264 standalone DVR 16ch