My Book Duo , 16TB , USB-C , USB 3.0 , Drives 2 , 3,5" , Included Accessories WD Discovery software for WD Backup, WD Security and WD Drive Utilities; USB-C to USB-C cable; USB-C to USB-A cable; AC adapter; Disk replacement tool; Quick install guide , Colour Black , Dimensions 160x100x180mm