1.1/2.8" progressive scan cmos 20* zoom camera 2.adopted with heater ... 2Network chip LanRealtek 10/100M BASE-TX Self-adapting3Sensor1/2.8" Progressive Scan CMOS4Effective Pixels1920(H)×1080(V) 5Lens20X optical6Focal Lengthf ... /25—1/100000sec,Slow shutter:1/2,1/4,1/8,1/12sec14Interfaces 15Audio Talkback1 channel MIC input, External access, 3 ...