Specifications: Name: WiFi Adapter Color: black Material: plastic and metal Main chip: RTL8192EU Transmission distance: about 10 /393.70in RF : 10dBm (maximum) Antenna gain: 2dBi Transmission speed: 300Mbps Working current: 100mA-200mA Supported operating : fits for Windows XP, for VISTA, for Win7, for Win8, for Win10, for , for LINUX Package Contents: 1 x USB Wifi Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin