EDUP EP-DB1305 300M USB 2.0 WiFi Wireless LAN 802.11 n/g/b Adapter,USB 300M WiFi Wireless N Network Adapter-White EEE802.11a/b/g/n,IEEE802.11e(wmm),IEEE802.11i(wpa,wpa2),IEEE802.11Htpc,IEEE802.11K,WAPI standard Support 2T2R and 2.4GHz/5Ghz dual frequency. Wireless transmission rate up to 300Mbps(802.11n),according the Internet condition to adjust wireless rate automatically. Support 20MHz/40MHz bandwidth Search Internet and change transmission rate automatically. Provide two work mode: Infrastructure and Ad-Hoc Downward compatability 802.11g/n Internet device Support WPA,WPA2 encryption and security authentication mechanism, China LAN security standard. Use Roaming technology, promise high effective wireless connect Support WMM, let your video more fluent.