J-Link&reg; USB Wireless 2.5W 2500mW B G N Network Adapter with Removable 9dBi Long Range Omni Directional RP-SMA Antenna 802.11 150Mb/s WiFi WAN WAP Computer PC Internet Ralink 3070 chipset Supports windows 98SE/ME/XP/Vista/7/8, 2000/2003/2008 Provides up to 150Mbps Transmission Rate Features a removable 9dBi RP-SMA Antenna Warranty: 1 Year