<p>Mediasonic PROBOX HF7-SU31C is a 4 bay 3.5-inch SATA hard disk drive enclosure. It also supports 2.5” SATA hard drive (bracket adapter required). HF7-SU31C supports 4 x SATA I / II / III hard drive with USB 3.1 Gen 2 transfer rate up to 10.0Gbps </><br><br> <b>Hard Disk Drive Support</b><br> 3.5-inch SATA I / II / III hard disk drive up to 16TB per drive<br> 2.5-inch SATA I / II / III hard disk drive up to 12TB per drive (bracket adapter required, not included in the package, search ASIN: B073R51B3Y) <br> Support hard drive transfer rate up to 6.0Gbps<br><br> <b>Supporting Operating System</b><br> Window 7 / 8 / 8.1 / 10 (32 bit and 64bit)<br> Mac OSX 10.8 or later<br><br> <b>Package Content</b><br> HF7-SU31C x 1<br> User Manual x 1<br> Power Adapter x 1 and Power Cord x 1<br> Hard Drive Handle x 4 and Hard Drive Screws x8<br> Screw Driver x 1<br> USB 3.1 Type C to USB-C Cable x 1 (3.3ft) with E-Mark IC <br><br> <b>Technical Support and Warranty Service</b><br> support@mediasonicusa.com<br><br> <b>Warranty Period</b><br> 2 Years Warranty from Mediasonic Store<br> Please contact Mediasonic Store for any issue before return the product<br><br> <b>Important Note</b><br> This product is NOT a Raid HDD Enclosure; however, user can use software to build Raid<br><br>