The GV-SNVR0412 is an H.264/H.265 Linux-embedded Standalone Network Video Recorder which records video files directly to the internal hard drive, supporting up to 4 channels of GV-IP devices for network surveillance. GV-SNVR0412 has 4 built-in PoE+ (IEEE 802.3at) ports, functioning to carry network and power to the connected IP devices. Featuring up to 4K resolution video output, GV-SNVR0412 eliminates the need of a separate PC to view and play back videos. Its USB ports allow you to insert USB flash drive to import or export system settings, update firmware, save snapshot files as well as back up video in AVI format.