Warranty : 1 Year Features : 300Mbps wireless USB WiFi adapter. Frequency: 2.4-2.4835GHz. Rated Power: equal or less than 1500mw. Antenna: Integrated PCB antenna (1T1R). Interface Type: USB. Peak throughput: 300Mbps. Provides 3000Mbps transmission rates. Complies with Windows Vista/XP/2000/7, Linux, MAC OS, Win8/8.1. Wireless Transmit Power:20dBm. Ultra-compact design for connecting to the Internet. Ideal for handling simple activities such as emailing and Web-surfing. Operating distance of up to 300 feet indoor, and up to 900 feet in open space Technical Specifications : Wireless Standards: EEE 802.11n, IEEE 802.11g, IEEE 802.11b. Host Interface: High speed USB2.0/1.1 interface. Data Rate: 802.11n: up to 150Mbps (downlink) and 300Mbps (uplink). Frequency Band: 2.4GHz. Roaming: Full mobility and seamless roaming from cell to cell. Configuration & Management Plug-and-Play setup and installation Management Utility supports 2000 / XP/ Vista.