28pcs LEDs, IR working distance 25M 1/3" Sony Super HAD CCD. Specifications & Features Mode No. AG-D2480 Image Device Color 1/3" SONY Super HAD CCD TV System PAL / NTSC Horizontal Resolution 480TVL Horizontal Frequency PAL ( H X V ) : 752 X 582 ; PAL ( H: 15.625kHz, V: 50Hz) NTSC ( H X V ) :768 X 494 ; NTSC ( H: 15.734kHz, V: 60Hz) Electronic Shutter PAL= 1/50 - 1/100,000 seconds ; NTSC= 1/60 - 1/100,000 seconds Video output 1 Vp-p, 75 S/N Ratio > 48dB (AWB off) IR LED High-density 28 IR LEDs IR LED wavelength: 850mm IR LED working distance: 25m IR LED half angle: 14pcs=30degrees ; 14pcs=60 degrees IR status: under 10 lux by CDS(< =10 Lux CDS on) IR power on: CDS auto control Minimum illumination 1.0Lux (F: 1.2) Low lux sensitivity 0Lux ( IR LED on) Day / Night function provid setting variable modes for any situation Gamma 0.45 Backlight Compensation ON Lens mount Board Lens ( 6mm, 8mm, 12mm) Video output 1 Vp-p, 75 Video Out BNC Power Input DC 12V Dimension D x L = 132 X 100 ( mm ) Weight 320g Operating temperature -10 to 50 deg.C (RH: 95% max) Storage temperature - 20 to 60 deg. C(RH: 95% max)