Linksys Wireless-N USB Network Adapter. Connectivity technology: Wireless, Host interface: USB, Interface: USB 2.0. Data transfer rate (max): 300 Mbit/s. Weight: 29 g. Certification: FCC, Wi-Fi (802.11b/g). Operating temperature range (T-T): 0 - 55 °C, Storage temperature range (T-T): -20 - 80 °C, Operating relative humidity range: 10 - 85 %