iRiver have released E50 Metal 8GB portable media player. Coming in a slim body design at only 8mm thickness, the iRiver E50 Metal 8GB is capable to offer continuous music playback time up to 52 hours.

iRiver E50 Metal MP4 player support 128kbps in the MP3 compression format, WMA, APE and FLAC. It will come in black steel color and available now for 12,800 yen or around $133 USD in Japanese market. [iRiver]