The dwa 171 wireless ac dual band nano usb adapter lets you experience faster wireless speeds than ever before by delivering powerful wireless ac technology to your desktop or notebook computer with its integrated dual band technology over the 24 ghz 150 mbps or 5 ghz up to 433 mbps bands you39ll have reduced wi fi interference to maximise throughput for faster video streaming gaming and voip calls 80211ac is the latest in wireless networking standard that gives you faster wireless speed o