Supports up to 4 channels and 8MP per camera Video compression H.265, H.264, MJPEG 40Mbps data set Network camera recording Plug < Play, 4x PoE (LAN, 10/100), 1x (WAN, 10/100) PoE Budget max . 35W 1x HDMI video output 1x SATA ports for internal HDD (up to 6TB) 2x USB 2.0 audio supports P2P service (QR code connection) supports base device without hard drive