Evertech Bullet Camera is compatible with 1080p AHD/TVI/CVI/Analog Digital Video Recorders. Factory Default Video Mode is AHD. Video mode must be switched according your DVR type. It is very easy to do with DIP switch. 1080p high resolution provides day and night excellent video quality. Night Vision Distance up to 114Ft with SMD IR LED. Lens: 2.8-12mm Manual Zoom Adjustable Lens. Wall and Ceiling Mountable with 3-Axis Bracket Bullet Security Camera with durable metal weatherproof casing. The package includes: 16x Bullet Security Cameras.