-4-Port USB expansion -USB 2.0 specification -Portable dimension -Support data transfer up to 480Mbps. -Plug and play, no need to install the driver. -Backward compatible with USB 1.1. -Dimension: 66mm x 21.5mm x 20mm -Upstream: 1 x USB 2.0 Type A Female -Downstream: 4 x USB 2.0 Type A Male -Cable Length: 0.3M -Color: White
