MSI has just showcased their latest offering at CeBIT which unlike other mp3 players a solar panel on its backside for charging your mp3 player. Very innovative if you ask me and no more worries about finding a power outlet to charge your MP3 Player, which is a bane of many mp3 users? The solar-powered MSI Mega Player 540 will be available by the end of year and would definitely be a product to watch for.