... , Mouse, USB*1,network,Audio, RS485 , IE browse, 25languages Features:4CH,H.264 compression,support SATA HardDisk, Mouse, USB*1,network,Audio, RS485 ... ability 100/120fps(CIF)100/120fps(D1) 200/240fps(CIF)1ch,2ch D1 at 25fps,3-8ch CIF at 25/fps 400 ... search(accurate to second) Space Occupation Audio :28.8MB/H Video:25~450MB/H Video storage Hard disk, , and net Backup Mode Network burn ...