-Fully compliant with USB 3.0 specification
-4/7 High Speed USB 2.0 ports
-Up to 480 Mbps data transfer rate
-Support USB1.0/1.1, compatible with USB 2.0
-With LED indicator
-Can be powered by external power supply.
-Plug and play installation, hot plug
-Dimension: (18.8 x 3.8 x 2.2)cm(L x W x H)（7 ports each）
-Connects to scanners, printers, digital cameras, camcorders, speakers, mice, keyboard, external drives, MP3 players and more.