QNAP TS-328 ($249 at Amazon.com) is the World’s first maybe most cost-effective 3-bay NAS with dual Gigabit LAN that can be used to do a RAID 5 array with the fewest disks for the lowest cost RAID 5 NAS system, powered by Realtek RTD1296 quad-core ARM Cortex-A53, with multimedia support such as H.264/H.265 hardware decoding and transcoding, cross-device file backup, synchronization, storage, backup, file management, sharing and more using the Linux based QNAP QTS 4.3.4 operating system with all sorts of apps that can be used on a NAS you can read more about QTS here Read more about QNAP TS-328 here.