***Camera was set up to AHD already, if you need change AHD to TVI or CVI or CVBS, you can change on your DVR. But your DVR should be 1080P 4-in-1 AHD/CVI/TVI/CVBS, otherwise Camera will not work*** Main Features Min. Illumination :StarLight 0.0001 Lux (F1.2) Signal System: NTSC Lens: Standard 3.6mm Camera Type: Indoor/Outdoor Power Supply: DC12V/75Ma Specification Of the Camera: Model: DST-30AHD Horizontal Resolution 3.0 Mega Pixel 1080P NTSC : 1920*1080@30fps Min. Illumination StarLight 0.0001 Lux (F1.2) Signal System NTSC Electronic Shutter NTSC:1/60~1/100000s Max Transmission Distance Common 75-3 lines can be up to 500m S/N Ratio More than 46dB Gamma 0.45/1.0 Exposure Auto OSD N/A White Balance Auto White Balance Backlight OFF/ON/BLC/ HLC Pic Adjust Mirror/Brightness/Contrast /Sharpness/Hue/Gain ATR ON/OFF Motion Det OFF/ON(Detect sense/ Area Sel) Privacy Masking OFF/ON (4 Zone) Day/Nigh True Day and Night (Auto/ Day / Night / Ext. D&N) 2D-NR OFF/ON (0-15/16 level) Camera ID OFF/ON Sync.System Internal Video Output 1 Vp-p / 75 Ohms Working Conditions -20~60Degree/0-93% Humidity Power Supply Support: DC12V 500mAPackage Dimensions(L x W x H): 4.06 x 3.15 x 2.24 inch Package Weight: 200g Package Include:1 x Camera1 x Manual1 X Bracket