Rack Mount Design Compatible with VAST Full Integration with VIVOTEK Network Cameras Network Video Recorder NR8401 NR8401 is the 16-channel Linux embedded NVR from VIVOTEK, bringing stable and efficient system operation under a wide range of recording/network management/system settings. The unit supports all VIVOTEK camera models, including the latest 5-Megapixel and fisheye cameras. Features - Hardware Embedded Linux 1U Rack Mount Design RAID 0, 1, 5 Storage Solution 4 x HDD Tray, Max. 12TB 2 x Gigabit RJ45 Ethernet Port 3 x USB Port (1 x Front / 2 x Back) 4 x DI / 1 x DO Size: 430 mm (W) x 421 mm (D) x 44 mm (H) Features - Software 16-CH Live View & 4-CH Synchronous Playback H.264 / MPEG-4 PTZ Support Snapshot / Export Media PiP Video Control Bookmark Design Fast Configuration Backup / Restore Compatible with VIVOTEK VAST Central Management Software* Full Integration with VIVOTEK Network Cameras VIVOTEK iViewer Support (iOS/Android)