Conceptronic C4PUSB2, 480 Mbit/s, Black, Plastic, 5 V, Windows XP, Windows Vista, Windows 7, 25 g Conceptronic C4PUSB2. Data transfer rate: 480 Mbit/s, Product colour: Black, Housing material: Plastic. Input voltage: 5 V. Compatible operating systems: Windows XP, Windows Vista, Windows 7. Weight: 25 g. Cables included: USB