For its newsletter subscribers only, Newegg offers the Buffalo AirStation HighPower N150 802.11n Wireless USB Adapter, model no. WLI-UC-GNHP, for $21.99. Coupon code "EMCPGPF62" cuts it to $9.99. With free shipping, that's the lowest total price we could find by $15. It features data transfer rates of up to 150Mbps. Deal ends March 10.