C2G/Cables to Go 28270 USB 2.0 Mobile Office Retractable Cable Kit Ideal for connecting digital cameras and camcorders, external drives, MP3 players, card readers, modems, Ethernet switches The compact carrying case (8.5" (L) x 6.0" (W) x 2" (H)) makes this kit the ideal travel companion while keeping everything organized Unique cable ratcheting system allows you to adjust the amount of cable to fit your application USB 2.0 Compliant