Japanese company Princeton introduced the ProNAS DN-503AH-PDC-10T 5-bay NAS for small businesses, with 10 TB of pre-installed storage. Its storage controller supports SATA 3 Gb/s interface, with RAID 6 mode for data redundancy. The NAS is powered by Intel x86 architecture, an Intel Pentium Dual-Core 1.60 GHz processor, with 2 GB of DDR2-533 MHz memory drives the machine. Surprisingly, it features four gigabit Ethernet interfaces. A Linux-based OS drives the NAS, which supports most modern NAS technologies. Measuring 199 x 338 x 264 mm, the DN-503AH-PDC-10T weighs about 13 kg. Its price is not given out, but varies depending on the warranty and on-site maintenence packages that go with it.