USB 3.0/eSATA Docking station hard drive in black color is constructed out of plastic material for long durability. USB 3.0/eSATA Docking station hard drive measures 2.8" x 5.2" x 5.6" with serial ATA/600 drive interface and offers removable drive installation. Hard drive supports PC, Mac and Linux platform. Hard drive accessory type: Docking station. Number of total expansion bays: 2, number of 5.25" bays: No, number of 2.5"/3.5" bays: 2. Black. Drive interface: Serial ATA/600, form factor: External, power source: AC adapter, drive installation: Removable, chipset ID: JMicron- JMS562. Host interface: USB 3.0, eSATA, material: Plastic. Input voltage: 120- 230 VAC, input current: 1.3 A, output current: 3000 mA. Dimension: 2.8"(H) x 5.2"(W) x 5.6"(D). Temperature: 5 to 35 deg C (operating),-20 to 50 deg C (storage), Humidity: 20 to 80%RH. OS compatibility: Windows 8/8.1 (32/64bit), 7 (32/64bit), Server 2008 (32/64), Vista(32/64), Server 2003 (32/64) XP(32/64), 2000, Apple Mavericks (10.9) OSX Mountain Lion (10.8), Lion (10.7), Snow Leopard (10.6), Linux, Google Chrome OS. Compatible with: USB 3.0/2.0/1.1 (5 Gbps / 480 Mbps / 1.5 Mbps). Drive connectors: 2- SATA data & power combo (7+15 pin) receptacle, Host connectors: 1- eSATA (7 pin; data) female, 1- USB 3.0 B (9 pin; superspeed) female. UASP support: Yes, Type and rate: SATA III (6 Gbps). Max drive capacity: Currently tested with up to 4TB 7200 RPM 3.5"Hard drives per bay (8TB total) and 2TB 5900 RPM 2.5"Hard drives (2TB total), Insertion rating: 15000 Cycles. Platform supported: PC, Mac, Linux. Certifications and standards: FCC, CE. Green compliance certificate/authority: RoHS. Package contents: USB 3.0/eSATA to Dual 2.5/3.5in SATA hard drive docking station, 1 x USB 3.0 cable, 1 x eSATA cable, 1 x universal power adapter (NA/UK/EU), 1 x instruction manual. Weight: 1.08 lbs. Warranty: 2 years limited.THE IT PRO’S CHOICE: Designed and built for IT Professionals, this Dual-Bay Hard Drive Dock is backed for 2 years, including free lifetime 24/5 multilingual technical assistance. SPECS: 2-Bay Hard Drive Dock - SATA I/II/III - eSATA or USB 3.2 Gen 1 (5 Gbps) Host Connection - Toolless Design - Hot-Swappable Drive Bays - Top-Loading/Toaster-Style with Eject Buttons - LED Activity Lights. PERFORMANCE: Independent eject buttons for each bay enables hot-swapping of an idle drive while the other bay is in use - Drive bays with 15,000 insertion/removal cycle rating for maximum durability. DRIVE COMPATIBILITY: Supports 2.5/3.5" SATA HDDs and SSDs of any capacity - OS independent - Compatible w/ SATA I/II/III - IDE adapter (SAT2IDEADP) sold separately - Includes 3ft (1m) eSATA and USB-A cables and universal power adapter. HARD DRIVE DOCKING STATION: This 2-bay hard drive dock enables instant access to 2.5/3.5" SATA drives for file backup, disk imaging, or data transfer over USB 3.2 Gen 1 (5 Gbps) or eSATA - Toolless design facilitates quick drive hot-swapping.