Features: Newest- USB3.1 Gen2- is adopted, which guarantees- steady and efficient data transfer, real 10Gbps transmission. Downwards compatible with-USB3.0/USB2.0. TypeC port is utilized. Two HDD/SSD Supported: Two 2.5” 4TB Sata HDDs or SSDs are supported, with total capacity reaching 8TB. The maximum thickness of hard drives can be 9mm. Four Modes Supported: The enclosure supports 4 modes: RAID0, RAID1, Large, and SINGLE. Good Compatibility: Compatible withWindows7, 8,10 and above, forMacOS 10.11 and above. Supports devices with TypeC port. Specifications: Material: Aluminum-Alloy Control:ASM1352R Size: approx 129x32x92mm/5x1.3x3.6in Color: As Shown Sliver- Capacity:4TBx2 8TB (Max-) Speed:10Gbps Cable Length: USB TypeC to TypeC 60cm/23.62in Support System: SINGLE/RAID0/RAID1/LARGE Support: forWindows/forMacOS/Linux- Weight: 300g Package Includes: 1PC Dual-Bay Sata HDD Case- note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.