The Sony PRS-505 eBook Reader is the successor of the PRS-500. It hase a 6" SVGA screen with 8 grey levels, a brighte white state and a fast refresh time. The device is only 8 mm thick, and the internal memory size is 256 MB.

New features includes auto-synchronization whith a host-PC, full USB charging support and improved organization capabilities on the storage card. More information on Wiki.