USB 2.0 compliant, not certified. Colour of productBlack. USB poweredY. Data transmission. You order the wrong item, Not a problem, Don't open it send it back we will swap it for you. Data transfer rate480 Mbit/s.
Belkins 4-Port Ultra-Slim Desktop Hub adds four quick-access USB ports to your Macperfect for connecting external hard drives, Smartphones, or any other USB device to your computer. Hub interfacesUSB 2.0.