The WD My Cloud Pro 16TB Ethernet desktop NAS server in black color, features two Gigabit Ethernet, three USB 3.0 and RJ-45 interfaces/ports. It is suitable for use with Mac or PC. Featuring AES 256-bit encryption, this array ensures safety of your confidential data against data theft. It includes My Cloud OS 3, WD SmartWare Pro and WD Sync softwares. This NAS array requires Windows 7, 8, 10, Apple OS X 10.10 Yosemite, 10.11 El Capitan, 10.8 Mountain Lion or 10.9 Mavericks to operate. It has JBOD, RAID 0, RAID 1, RAID 10 and RAID 5 storage controllers..Temperature: 0 to 35 deg C operating, -40 to 70 deg C non-operating.Dimensions: 7.6"H x 6.7"W x 9.1"D.Security: AES 256-bit encryption.Black desktop NAS server is compatible with Mac, PC.Interfaces/ports: Two Gigabit Ethernet, three USB 3.0, RJ-45.Power source: 100 - 240 VAC, 50 - 60 Hz.Comes with 2 years limited warranty.Processor: Intel Pentium N3710 Quad-core, 1.6 GHz, Number of total expansion bays: 4.Software included: My Cloud OS 3, WD SmartWare Pro, WD Sync.Meets RoHS, DLNA, UPnP certifications and standards.RAM: 4GB, DDR3L SDRAM.Includes Ethernet cable, power supply and cable, quick install guide.System requirements: Windows 7, 8, 10, Apple OS X 10.10 Yosemite, 10.11 El Capitan, 10.8 Mountain Lion, 10.9 Mavericks.Storage: 32TB Max supported capacity, NAS server network storage type, Storage controller: JBOD, RAID 0, RAID 1, RAID 10, RAID 5