Specification1,1/4"progressive CMOS sensor(Quidway Cisco HI3512) 2,Effective pixels:1.3 Megapixels3, H.264 Dual streaming compression,Resolution:720P(1280X720) @25fps4,1CH audio input(G.711/G.726/AMR),two-way audio 5,1CH alarm input,1CH alarm output 6,1 RS485 interface,1 RJ45 10/100M Ethernet interface,support cellphone monitoring. 7,Support SD card,snapshot;motion detection,Email,FTP 8,IR view distance 10M(IRCUT auto switch),Built-in PTZ9,Size:130*130*140mm,N.W:1050g