Durable 7 Port Hi-Speed USB 2.0 Hub 5V Portable Mini Splitter Connector With Base Adapter Power Supply For PC Laptop Tablet Description: Connect more USB devices to your PC or notebook with this 7-port USB 2.0 Hub! It supports up to 480 Mbps data transfer rate and is ideal for alleviating desktop clutter! Connect USB devices such as a Webcam, mouse, Printers, Scanners and more Support data speed:1.5/12/480Mbps Hot-swappable plug and play connection Daisy-chain connection of up to 127 devices Specifications: Type:hub Transfer Rate:480Mbps Standards:2.0 Ports:7 USB ports Adapter Voltage: 5v Output Current: 400mA Adapter interface:5.5 mm(0.2inch) System Support:Not Support OS X USB cable length:50cm / 19.68in Dimensions:81* *24mm(3.2*1.8*0.9inch) Weight:131g/4.62oz Color:Sliver Specifications: Connect more USB devices to your PC or notebook with this 7-port USB 2.0 Hub. It supports up to 480 Mbps data transfer rate and is ideal for alleviating desktop clutter. Connect USB devices such as a Webcam, mouse, Printers, Scanners and more Support data speed:1.5/12/480Mbps Hot-swappable plug and play connection. Daisy-chain connection of up to 127 devices. Package Included: 1 * host 1 * power 1 * USB cable Notes: Due to the difference between different monitors, the pictures may not reflect the actual color of the item. Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement. Please leaving a message before you give the bad feedback, if the products have some problems. Thanks for your understandings.