Scanning System:625 lines, 50 field/s Imaging element:1/4' SONY Super HAD CCD Definition: > KF-81CHS:380TVL > KF-82CHS:480TVL Sensitivity: > KF-81CHS: 1.5Lux(0.05Lux at Start Light Mode) > KF-82CHS: 2.5Lux(0.07Lux at Start Light Mode) White balance: Auto/manual Gian control: Auto gain control Video output: 1.0ŠI0.2Vp-p S/N ratio: >= 50dB Lens: 10xoptical White balance: Auto/Manual Zoom: 100 times (10xoptical*10xdigital) Video Output: Multiple video output, 1.0Vp-p Digital shutter: Auto: 1/50-1/120000s continuously/manual Pan rotation range: 360 degrees continuously Tilt view range: 0 to 90 degrees with auto-flip Pan speed: 0.5 to 160 degrees/s Tilt speed: 0.5 to 90 degrees/s Preset: 128 preset Baud rate (Rs485/422): 2400/4800/9600/19200bps Environment temperature: -10 to +50 degrees Environment humidity: 0 to 95% (no condensation) Power supply: DC12V/1.5A Power consumption: <=9W Dimension (height x diameter):120x160mm Protocol: Built-in multi-protocol Peclo-P/D