CNDST 1080P 2MP HD 2000TVL 4-in-1 TVI/CVI/AHD/960H CVBS CCTV Mini Spy Pinhole Security Camera, for 1080P 4-in-1 TVI/AHD/CVI/CVBS/960H DVR, Wide View Angle f2.8mm Lens 140 Degree DC 12V 1A

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.
Working Condition: Camera can work during daytime and night with light. If under low light, picture quality is not so good as the daytime. Pls use DC 12V 1A Power Adapter for this mini camera.
Advantage: AHD cameras resolution and picture quality is much better than analog cameras.
Material and Item Dimention: plastic housing with microphone, Item
Dimention: 0.59X 0.59X 0.91 inch
Lens: f 2.8 mm with 140 degree wide angle