The GV-SNVR1611 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 16 channels of IP cameras for network surveillance. GV-SNVR1611 has 16-port built-in PoE+ (IEEE 802.3at), functioning to carry network and power to IP cameras. Featuring with up to 4K resolution video output, GV-SNVR1611 eliminates the need of a separate PC to view and play back video from the unit. Its USB ports allow you to connect a USB flash drive to import or export system settings, update firmware, save snapshot files and back up video in AVI format.