Supports transmission rates of SAS/SATA 6.0Gbps, 3.0Gbps, 1.5Gbps.<br> Offers a throughput of up to 5Gbps when used with a USB 3.0 host and device, an 10x the capability of USB 2.0.<br> Only SFF-8482 SAS hard disks are supported, and SFF-8639 U.2 hard disks are not supported.<br> The card need 12V/3A DC5.5x2.1mm plug Power Supply, The power supply not include in the package, You need to buy it separately if you have not it.<br> This adapter has built-in chip, Can convert SAS disk to the USB interface of the common motherboard, so USB computers can also use the SAS disk and no need any SAS raid card.<br> If your USB interface without SAS function, Connect our adapter, it can directly read/write SAS hard disk, support win7, win10, win11, lunix operating system.<br> After conversion, the SMART of the SAS hard disk will display incomplete or no information, but it will not affect normal reading and writing.<br> Color: Black<br> Material: plastic<br> Package Contents:<br> 1 x SAS Hard Disk Drive Adapter