Encore Wireless-G USB 2.0 Adapter achieves a wireless speed up to 54Mbps, which is almost five times faster than 802.11b standard. With user-friendly software, you can easily install this adapter and configure its strong security features, including WPA and WEP data encryption. ENUWI-G2 works on two modes. With the Ad-hoc mode, you can connect directly with other 802.11b/g-enabled computers for peer-to-peer file sharing. For the infrastructure mode, connect to a wireless access point or router for access to the Internet in your home or small office.