A 5dBi high-gain antenna can greatly enhance the reception and transmission signal strength of the USB WiFi adapter. The antenna is also rotatable and can make increased range for a smooth online experience! Runs ultra-speed 802.11ac WiFi that is almost three times faster than 802.11n, so you can enjoy online video streaming and multiple data transfer at the faster speed. Besides, our WiFi adapter can be backward compatible with 802.11b/g/n wireless devices. WiFi adapter can receive WiFi signals on two separate bands with flexible connection, giving your devices access to the latest dual-band WiFi router for faster speed and extended range.The 5 GHz band is ideal for HD streaming and lag-free online gaming; the 2.4 GHz band is perfect for normal use, such as web surfing with legacy devices. USB 3.0 Data Bridge? USB WiFi adapter is applied with USB 3.0 port with data transfer speeds up to 5Gbps, which is 10 times faster than traditional USB 2.0, and can greatly ensure a steady & speedy Internet connection, and maximize the performance of the WiFi adapter.