MiPOW TOPP USB Hub is a compact portable USB hub with 4 USB output support data sync of 4 mobile devices at the same time. It is compatible with most operating systems such as Linux (kernel 2.4 and above) / Windows XP / Vista / 7 / 8 and MacOS. Similarly， the USB port enables compatibility with most devices including smartphones， tablets and game consoles via their original charging cable. The embedded LED indicator signposts the operating status of the charger. <br><br><strong>Features:</strong> <br>4 USB output support data sync of 4 mobile devices at the same time. <br>Built-in wrap-around USB cable is designed to be connected to laptop / computer. <br>Anodized aluminium casing with laser-etching logo. <br>Classic design with round outlook. <br><br><strong>Specifications:</strong> <br>Item: TOPP USB Hub <br>Brand: MIPOW <br>Model: SPUH01 <br>Material: Aluminum + ABS + TPU <br>Color: Sliver &amp; Gray <br>Power Supply: No external power supply <br>Interface Type: USB 2.0 <br>Operating System: Linux 2.4/ Windows98/ 2000/ Windows XP/ Vista/ ios <br>Transmitting Standard: USB Specification Revision 2.0 <br>Transmitting Speed: USB 2.0/480Mbps; USB 1.1/12Mbps <br>Product Size: Approx.5.2 * 1.5cm / 2 * 0.6in (D * H) <br>Product Weight: Approx.30g / 1.1oz <br>Package Size: Approx.10 * 10 * 3cm / 3.9 * 3.9 * 1.2in <br>Package Weight: Approx.57g / 2oz <br><br><strong>Package List:</strong> <br>1 * 4 USB Hub <br>1 * User Manual (English)