YY Trade Inc YY-9M104 10Bit High Quality Video DVR Card 04 Port 30FPS with Mobile-phone remote view 1 - 4 CH Video input per card, 10 bit ADC with 4H Comb Filter 30f/s(NTSC), 24f/s(PAL),Enhanced Mpeg-4/H.264 compression Display resolution : 1ch D1(640X480) , 4 chs CIF(352X288). One system support : 5 pcs Alarm & Motion Detection: Alarm I/O interface for alarm triggered recording Motion detection recording Pre-alarm recording Scheduled alarm and motion detection function Remote Playback & Online View AVI video file format, play directly by windows media player, Support Inquiries - sales@yytrade.net