iriver D50N handheld/mid/e-dictionary/(whatever you may want to call it) is soon going to land in Korea. It comes with a respectable 800×480 resolution 4.8-inch display and 16GB internal memory. For connectivity, it comes with built in WiFi and for expansion, a microSD slot. Battery life is also pretty good with 16 hours of music playback or 8 hours of video.
The price of the D50N is going to be around $370 although its release date for US is not yet known.