Brand‎AdnetColor‎BlackModel‎SGR USB 144 4 USB HProduct Dimensions‎18 x 5.5 x 2.7 cm; 150 GramsItem model number‎SGR USB 144 4 USB HHard Disk Description‎480Processor Brand‎AD NETHardware Platform‎USBHardware Interface‎USB 2.0Compatible Devices‎Mouse, Keyboards, Scanners, Laptops, Desktops, PrintersNumber of Ports‎4Communication Interface‎CableEnjoy Data Transfer @ full speed for Pen drives and other devices simultaneously on all 4 portsEach HUB with ON/OFF Switch, easy to control. 1 upstream and 4 downstream USB port includedSupports up to 480 Mbps data transfer rate and is ideal for alleviating desktop clutterCompatible with USB 2.0, backwards compatible (Works with USB 3.0 as well with the same speed as USB 2.0) , Half-transparent design with Blue LED for powerSupports Up to 500 GB HDD/SSD and more when connected with an external power source