Dual Craftsmanship With the "Simplicity x Perfection" design concept, AH336 adopts modernistic colors with duo-craftsmanship which consists of elegant mirror finish and delicate texture, bringing perfect visual enjoyment. Perfectly Comfortable Texture AH336 features the streamline curved contour for rounded and comfortable touch, which offers an easy way to hold and plug-in. Fashionable Design with Rapid Transmission AH336 adopts USB 2.0 interface with excellent compatibility, and is available in simple white and gentleman black, displaying charming streamline glamour with delicate texture.Interface:High-speed USB 2.0 Power Supply:USB bus powered; No external power required Systems Supported:- Windows 10/8.1/8/7 Mac OS 10.6.X or above Linux Kernel 2.6.X or above Functionality:Plug and Play Dimensions:(L)59.9x(W)19.3(H)8.5mm Weight:8.3g Certificate:CE,FCC,BSMI,RCM