Twinmos Red Rock S21 MP3 Player 512MB

Red Rock MP3 Player 512MB TwinMOS MMD series - Red Rock S21, combines an MP3 player function with a mobile disk. The new Red Rock S21 provides various brilliant option colors, which is perfectly makes Red Rock S21 an ideal accessory. Red Rock S21 supports multiple music formats, which includes MP3, WMA and WAV. It also provides 5 EQ options, digital voice recording, FM radio functions and repeat A-B function. Besides, the excellent energy saving design of Red Rock S21 needs only one AAA battery to play back music up to 18.5 hours continuously.