| Model |                            ADV2057T               |          
                      |  Image Sensor |                            1/3” Sony CCD Color Sensor               |          
                      |  Scanning System |                            2:1 Interlace              30 Frames (NTSC)       25 Frames (PAL)              525 Lines Interlaced (NTSC)       625 Lines Interlaced (PAL)               |          
                      |  Effective Pixels |                            510 (H) x 492 (V) (NTSC)       500 (H) x 582 (V) (PAL)               |          
                      |  Resolution |                            420 TV Lines                |          
                      |  Minimum Illumination |                            0.5 Lux / F 1.2   0 Lux When IR On               |          
                      |  S/N Ratio |                             More Than 48dB (AGC Off)               |          
                      |  Video Output |                             1.0 Vp-p composite, 75ohm               |          
                      |  Gamma Ratio |                             0.45               |          
                      |  White Balance |                             Auto               |          
                      |  Back Light Compensation |                            Auto               |          
                      |  Auto Gain Control |                            Auto               |          
                      |  Iris Mode |                            AES               |          
                      |  Electronic Shutter |                            1/60 to 1/100,000 sec (NTSC)       1/50 to 1/100,000 sec (PAL)               |          
                      |  Lens |                            f = 3.6mm / F 1.2               |          
                      |  LED / Effetive Length |                            24 units IR LED / 15m               |          
                      |  Power Source |                            DC12V  120mA    310mA When IR On               |          
                      |  Weight / Dimension |                            Approx. 130g   121.8 x 79.0H mm  |