Etekcity AC600 Dual Band USB WiFi Dongle / Wireless Network Adapter with WPS (2.4 GHz, 150Mbps / 5GHz, 433Mbps) (Certified Refurbished) This Certified Refurbished product is tested & certified by Etekcity to look and work like-new. The product includes all original accessories, and is backed by a 90-day warranty Supports 802.11 ac standard - the next generation of Wi-Fi; Runs 3x faster than Wireless N adapters Dual band connections for lag-free Skype calls, HD video streaming and gaming (5GHz 433Mbps, 2.4GHz 150Mbps) SoftAP Mode to create a Wi-Fi hotspot for mobile devices whenever there is only wired Internet connection Supports Windows 8.1/8/7/XP/Vista(32-bit and 64-bit); Backward Compatible with 802.11 a/b/g/n Products