STRONG Wi-Fi COVERAGE: Supports Dual Band 5Ghz with 433Mbps + 2.4Ghz with 150Mbps.COMPACT DESIGN & EASY TO INSTALL: Mini Design: allows you to plug it in and forget it is even there; Easy to install, automatic driver download.24/7 CUSTOMER SUPPORT & PRODUCT WARRANTY: If you are not satisfied with usb Wifi Adapter, please feel free to contact us , We will try our best to help you with any concern about the product. There is a QR code printed in the inner package that will direct you to the English manual web page, please carefully follow and cut through the guided cutting marks in the outer package to see the inner package.ADVANCED SECURITY: Supports Security Encryption : WFA WPA/WPA2 personal, WAPI, WPS2. Wi-Fi Standard IEEE 802.11 a/b/g/n/acUSB Wi-Fi ADAPTER: USB Wi-Fi Adapter: Upgrade your Wi-Fi speeds up to 433 Mbps for lag free video streaming, Online Meeting, Internet calls, etc.