BUFFALO TS3410RN1204 12TB (4 x 3TB) Network Storage Standards: IEEE802.3ab (1000BASE-T), IEEE802.3u (100BASE-TX), IEEE802.3 (10BASE-T) Port RJ-45: 2 x 10/100/1000M Port USB: 3 x USB3.0 HDD Interface: 4 x SATA (4 x Bay) Form Factor: 4U Operating System: Windows 10, Windows 8.1 (32-bit / 64-bit), Windows 7 (32-bit / 64-bit), Windows Server 2012, Windows Server 2008, Windows Server 2008R2, Mac OS X 10.9 or later Processor: Annapurna Labs Alpine Processor AL212 (1.4 GHz Dual-Core) Default/ Max. Memory: 1GB DDR3