Item No. KT-HD20I Image Sensor 1/2.8" type Exmor CMOS Effective Pixels 3.1 Mega pixels(16: 9) Signal System HD 1080p/60,1080p/50,1080i/60,1080i/50,1080p/30,1080p/25,720p/60,720p/50, NTSL,PAL Lens 20X optical zoom f=4.7mm(wide angle)～94.0 mm(far-end), F1.6～F3.5 Horizontal Viewing Angle 55.4°(W)～3.6°(T) Focus system Auto/One Push F/Manual Minimum Illumination Full Color:0.5Lux, Black and White:0.1Lux Exposure Control Auto/Manual/Priority Shutter Speed 1/30～1/60,000s Gain Auto/Manual White Balance Auto/ATW/ Indoor/Outdoor/One Push/Manual Image Effect Full color/black and white S/N Ratio ≥50dB Pan 355°(max. speed:80°/s) Tilt -30° to + 90° (max. speed: 60°/s) Preset Position Max. 255 preset position Video Output HD YpbPr, HDMI, HD-SDI SD VBS(RCA) control protocol SONY VISCA, PELCO P/D control mode RS-232C, RS-422/485 Power 12V DC(10.8～13.0V DC) power dissipation Max.30W(DC 12V/h) Operating Temperature 0~40℃ Storage Temperature -10-60℃ Dimensions (L)240×(W)155×(H)142mm Weight 1550g Color Silver gray Supplied accessories DC 12V power adapter, IR controller, Operation menu, RS-232C cable, YPBPR cable