Overview: No driver required, plug & play, support hot swapping Low temperature & power consumption Connects up to 2 devices without a power adapter Individual port over-current protection Plug-&-Play No driver installation required. For PC Users Note: A random color will be dispatched if this product color becomes out of stock. Specification: Fully compliant with USB2.0 specification Backwards compatible with USB1.1 Maximum data transfer rate is 480 Mbps Size Approx:6.8 x 2.4 x 2.4 cm Weight