Bearifi BearExtender PC v3 USB WiFi Booster and Range Extender for Microsoft Windows (2015 Version 3) Extends the Wi-Fi signal only to the computer to which it is connected by USB cable. It is not a repeater or router for multiple devices. Not a 3G, 4G, LTE or cellular booster Up to five times the Wi-Fi range! Connect and see more Wi-Fi networks around you at farther distances. Scan and connect to distant 802.11b/g/n Wi-Fi networks hotspots. Compatible with Microsoft Windows XP, Vista, Windows 7, Microsoft Windows 8/8.1 (and Windows 10 via download). Not compatible with Windows RT tablet operating system, Mac OS X, iOS or Android. Cannot be plugged into a router, Smart TV or other USB device. Must be plugged into a Microsoft Windows computer with driver installed using USB cable. Long range, high power 802.11n 2.4 GHz USB Wi-Fi booster. 5 dBi detachable antenna included. Rated and recommended by PC Magazine, CBS, Engadget and others! 1 Year Warranty. BearExtender is a USA company.