Korean Company BBT offers the PNIX-SD, a simple MP3 player that plays music from inserted SD memory card.
It comes in a small form factor and features a LED indicator and plays music files which includes MP3 and WMA audio files directly from an SD Card.
The player also supports a wide range of memory cards including SD, Ultra SD, SDHC, MMC, HS MMC, RS MMC, mini SD as well as micro SD (up to 16GB). The player comes with two buttons which can be used for volume control as well as skipping tracks.Available in Pink, Yellow, White and Black, the BBT PNIX-SD Mini MP3 Player sells for 9,900 Won (about $8.55)