Dual Antenna 1200mbps Ac Wireless Dual-band Usb Adapter, WhiteWant to elevate your wi fi gaming to the next level? want a better viewing experience for 4k and uhd movie streaming*. The exciting wl ac 1200m b is a new breed of ultra fast wi fi usb3. 0 adapters that will make your existing wi fi connectivity a thing of the past. What makes this different to other 802. 11ac adapters is that its a powerful, dual sma antenna design, so is ideal for portables or desktop computers that not only need extreme wi fi speed