Wide Compatibility with DVRs - Loocam's versatile 4-in-1 bullet camera is compatible with TVI, AHD, CVI, CVBS DVR or hybrid DVRs, which support a wide range of resolutions such as 960H, 720P, 1080P, 3MP, 4MP, 5MP, 8MP, and 4K HD. Powerful 4-in-1 Bullet Security Camera - This security camera supports AHD/TVI/CVI/CVBS video output (CVBS: 960H by default) and is compatible with most third-party DVRs on the market. Simply press the OSD joystick on the camera's connection cable for 5 seconds to switch the output mode, and don't forget to adjust the camera to the same mode as the DVR. 2MP 1080P HD & 80ft Night Vision - 1080P HD security camera features a 2.0MP HD sensor that captures rich detail, providing visual acuity and color to protect your home or business. With 24 built-in IR LEDs and night vision up to 80 feet, this outdoor camera provides security day and night. Easy to Install & IP66 Weatherproof - With the adjustable 3-axis camera bracket, you can easily adjust the camera to the desired angle. Crafted with IP66 weatherproof design, making it suitable for both indoor and outdoor use. With a 4.0mm HD lens, it's got a wide-angle view of about 90°, giving you ample surveillance coverage. No Cable/Adapter Included & DVR Needed - The product only includes a single camera—No BNC cord or power supply included. It needs to be used with a DVR, which is not included. No mic or speaker. Compatible with Loocam wired surveillance cameras system. (ASIN: B0DGPZ4VV6 & B0DGTT53R4) The Loocam 2MP 1080p HD Security Camera is a hybrid 4-in-1 solution, compatible with HD-CVI/TVI/AHD/CVBS formats, offering 80ft IR Night Vision and IP66 weatherproof protection for reliable outdoor and indoor surveillance. It supports a range of resolutions from 960H to 4K, ensuring wide compatibility with hybrid DVRs. With its powerful 4-in-1 capabilities, this camera is designed for seamless integration with most third-party DVRs and offers easy installation with an adjustable 3-axis bracket and a 4.0mm lens for a 90° wide-angle view. Note, this product requires a DVR (not included) and does not come with cables or an adapter.