... : Rockchip Nano Recording format: MP3 FM radio: optional Display: Two color real OLED displayChipset: Rockchip NanoCasing material: Metal shellDesign ... , ASF, APE, FLAC, etc.7 EQ Modes: Normal, Jazz, Classic, Pop, Rock, Soft, DBB.E-book format: TXT (with bookmark)Recording ... /40'HC: 56200 MP3 Player with Two color real OLED display(BM223-AG)