WholesaleLOT 5 x Mini / micro Wireless USBWiFiAdapter LAN Adapter 802.11n/g/bReal photo for actual item you will receive in retail packaging with installation CD Compatible with any Windows or Mac or Linux.No need to antenna with this model. Also it is designed too small to protectagainstaccidental break.All what you have to do is stick the USB piece in your computer, if your windows recognize it automatically then you are good to go, if not then you need to insert the disc to complete the installation manually. Still easy to install even if you have to do that.