Amazon has the Synology DiskStation DS213air 2-Bay Diskless Wireless Network Attached Storage (NAS) for $230
with free shipping. The new 2012 model features a 1.6GHz processor, two USB 3.0 ports, built-in Wi-Fi and the highly praised DiskStation Manager OS 4.1 which can manage file sharing and media streaming chores. Newegg
has it for the same price.