The GV-SNVR0411 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 cameras for network surveillance. GV-SNVR0411 has 4-port built-in PoE (IEEE 802.3af), functioning to carry network and power to IP cameras. Featuring with up to 4K resolution video output, GV-SNVR0411 eliminates the need for a separate PC to view and play back video from the unit. Its USB ports allow you to connect a storage device to import or export system settings, update firmware, save snapshot files and back up video in AVI format.