Note: A hard drive is required for recording (purchase separately). Important: This device is designed for security cameras, it cannot record television programs. This item is a BNC coax equipped DVR and will work with coax analog hd cameras like TVI/CVI/AHD and CVBS . This unit is capable of working with IP cameras but is not an NVR and does not have any PoE ports . Supports HDTVI/AHD/HDCVI/CVBS analog cameras. Also supports an additional 4-ch IP cameras Supports H.265 Pro+/H.265 Pro/H.265/H.264+/H.264 video compression 1 SATA interface for a hard drive (no hard drive is included) Unit may be upgraded to a newer model (LTD8308D-ETC)