Sonnics 3TB USB 3.0 External Desktop Hard Drive offers style and speed with data transfer rates of up to 5 Gbps. Backup data and transfer all of your files quickly and easily with this drive. The aluminium case provides excellent heat dissipation and helps keep your drive cool. USB 3.0 is used by the external drive and is a faster connection than the SATA II used by the internal drive. It is Compatible with Windows PC, Mac, XBOX ONE & PS4. blue colour.