Our company is a prefessional CCTV and CCD cameras Manufacturer. Our products are maily security products. CCD Type SONY 1/3" CCD SONY1/4 SHARP1/3 SHARP1/4 Pixels PAL: 512Hx582V PAL: 500hX582V NTSC: 512Hx492V NTSC:510Hx492V Horizontal Resolution 420TVL Minimum Illumination 0Lux IR ON S/N Ratio ≥ 48dB Video Output: 1.0Vp-p/75Ω AGC: Auto White Balance: Auto Backlight Compensation: Auto Exposure Mode: E E Electronic Shutter: 1/50(1/60)-1/100000sec Gamma Correction: 0.45 Sync. System: Internal Synchronization IR view Distance 100m Lens: 25mm standard power Supply DC 210v-230v