Image Sensor: 1/4″Sony CCD (EXVIEW HAD) Effective Pixels: PAL：752（H）×582(V) NTSC:768（H）×494(V) Signal System: PAL/NTSC Horizontal Resolution: More than 480 TV lines Built-in Lens: 27X，F3.25 to 88 (F1.4 to 3.0) Digital zoom : 10X (Max 270x with optical zoom) Sync system : internal / exterior synchronization(V-LOCK) S/N ratio: more than 50 db (AGC OFF) Minimum Illumination: 0.3LUX(ICR ON) Shutter Speed: 1/50(1/60)sec-1/100,000sec White Balance: auto tracking white balance Forcing system : Normal AF、Zoom Trigger AF Picture effective : Neg, mirror , B/W Control Interface: Line control, RS485, IR Video Output: 1.0Vp-p,75Ω(BNC) Power Requirement: DC12V Power Consumption: 150mA Dimensions: 57.5mm*65mm*115.7mm