OJA W66 300Mbps USB Wireless Wifi Adapter Built-in 5dBi Antenna Suitable for Travel Hotel 300Mpbs High speed: has a strong ability to receive wireless signal,Online playing games more smoothly Long Range: the Transmission Distance is up to 50 meters Indoor,100 meters Outdoor Signal Receiving: stability signal ,receive wireless access to surf the Internet.Say goodbye to cable Suitable Occasion: Suitable for home,office,hotel,cafe and so on to surf the internet High Compatibility: Operating system compatible with 10/8.1/8/7/XP/Linux/Vista operating systems,Bring you more convenient and relieved.