... Mp3 Player with flash memory Support Micro SD and build in flash, hand made Built-in battery up to 12hours Portable Speaker MP3 ... space for approx. 600 albumsCompact, lightweight, handy - the ideal MP3 portable speaker player when on the goBuilt-in Lithium-polymer battery for12 ... , microSD / microSDHC, earphone output (3.5mm jack)Playback: MP3,OGG.WMASpeaker: 1.5 W X 1Power supply: Lithium polymer ...