Model EN-414HC1) Compression formatH.264 & Full D12) Playback resolution765 x 576(FullD1) 352 x 288(H.264)3) Frames 100(PAL), 120(NTSC)4) System Max 8 cards5) System modePAL/NTSC6) Input 4/8 channels video and audio7) Hard disk taken50-80M(MPEG4 0.8k/frame) 500M(Full D1 5.6k/frame)8) Partition 1,4,9,16,25.369) Channels 48 max10) PTZ controlRS458 , 50 kinds of decode protocol11) Network LAN, internet 12) Listen in 1 channels audio listen in 13) Record Time street, alarm, motion detect14) Alarm Max 225 alarm output (alarm box need ) 15) OS 2000, XP16) CPU P4 2.017) Memory 256DDR18) VGA card Geforce 2 m x 400 64M producing area:China payment:T/T supplying capacity:2000