... various types of mobile monitorin 4CH H.264 D1 DVR SP-13004D Features: 1>Pure two-stream H.264 compression, stream up to 35% ... lower than 2> Full real time record(4ch Full real time D1, 100FPS ... detection >timerpalyback1ch,multi-chSearchtime,loglist,event, ChannelBackupHDD/SpaceAudio:28.8M / h+Video:25 ~ 450M / hStorgeHDD, WEBBackup modelWEB,USB,USB DVD - ...