D-Link DWA-160 300Mbps Wireless-N Dual-Band 2.4GHz/5GHz USB 2.0 Network Adapter (Certified Refurbished) Certified Refurbished product is tested & certified by D-Link to work like-new. The product includes all original accessories, and is backed by a 90 day warranty. USB 2.0 interface, Dual Band Selectable: 2.4 GHz or 5 GHz Xtreme N technology enables High-Definition (HD) video streaming, file sharing, enhanced Internet phone calling Backward compatible with 802.11g devices including game consoles and digital media players Operating Temperature: 32 - 104, (VoIP), and Web surfing, Easy-to-Setup