EW-7811Un V2 is a nano USB wireless adapter that supports maximum range and speed. Despite the size, this tiny USB adapter supports higher data rate of up to 150Mbps when connecting with wireless 802.11n device which is 3 times faster than your normally 11g connection. You can just plug it into computer's USB port and enjoy incredible high-speed wireless network access. This is for sure the trendiest piece of upgrade you can make to your wireless network. EW-7811Un V2 complies with wireless IEEE802.11b/g/n standards. Built with the latest wireless technology, the EW-7811Un V2 can increase your wireless coverage up to 3 times* as much and greatly help reduce “dead spots” compared to your old 11g adapter. Transmission data rate can go up to 150Mbps when connected to a 802.11n device. It also extends its wireless signal distance, and provides more reliable wireless connections than standard IEEE 802.11g wireless networks.