Description:Condition: NewAvailable Colors: Black, WhiteDescription:It adds 4 hi-speed USB 2.0 ports.The USB Laptop Hub fully compliant with the USB 2.0 specification.Backwards compatible with USB 1.1Mini USB 4-Port Hub supports up to 127 hi-speed devicesSupport data transfer rate at 1.5 \/ 12\/480 MbpsIndividual port Over-Current protectionFriendly and ergonomic design Computer USB Hub is easy to carryProvide up to 500mA per port sufficient for multiple devicesPlug and PlaySpecification:Material: ABS + copper shellApplication: computer USB interfaceSpecifications: USB 2.0 \/ 1.0 CompatibleWorking Humidity: 10% -90%Operating Voltage: 5 VWorking Current: 500mAOperating Temperature: -20C-75CStorage Temperature: -40C-85CSupport system: windows 95\/98\/2000\/2003 \/ ME \/ XP \/ Vista or Mac OS 8.1 or later (Windows 95\/98 system to install driver)Color: Black, WhiteSpecifications:It adds 4 hi-speed USB 2.0 ports.The USB Laptop Hub fully compliant with the USB 2.0 specification.Backwards compatible with USB 1.1Individual port Over-Current protectionPlug and PlayPackage Includes:1x4 Port High Speed Mini USB 2.0 HubGrades:Due to the difference between the different monitors, images may not reflect the actual color of the item.Compare the detail sizes with yours, please allow 1-3 cm error due to manual measurement.Thank you for your understanding.