1)Small size, hard to find, suitable to public place 2)Vandalproof shell use high rigidity PV alloy 3)Suport full D1 resolution (PAL: 704*576, NTSC: 720*480) 4)Provide live video in D1 resolution, 24Fps/PAL, 30Fps/NTSC 5)Support network real-time AVI dynamic video 6)3 class sensitivity detection, transfer alarm and video via FTP or Email 7)GPIO outside equipment touch off alarm, video re-play, snapshot, DDNS 8)Compatible with microsoft windows media player 9)CPU:32Bit ARM9/ MPEG4 Encode Chip (D1) 10)One RS485 interface support remote PTZ function