Specifications: 1) USB2.0 full speed interface 2) High capacity: 128MB / 256MB / 512MB / 1GB / 2GB 3) Multi-language supported: English, French, German, Italian, Dutch, Portuguese, Spanish, simplified Chinese, Traditional Chinese, Korean, Japanese, Swedish, Denmark, Polish, Russian, Czech 4) 6 functions in 1: a) MP3 player b) Voice recording: long time high quality digital record c) Stereo FM radio: FM frequency range is 87. 5 - 108. 0MHz, 20 radio programs preset d) FM recording: directly record FM radio into the player e) A-B segment replay function, suitable for language learning f) Pen drive (USB flash disk) 5) Supports multi-format music files: MP3 / WMA 6) Supports ID3 information (synchronized display of song titles and lyrics) 7) Plug and play USB interface requires no driver in Win ME and up edition 8) EQ mode: Jazz, classic, rock, pop, normal 9) Battery life of one 1. 5V "AAA" battery: 8 - 10 hours playback time 10) Easy click design for single hand operation 11) Combined headphone and strap 12) Earphone output power: 5mW + 5mW 13) SNR: 90dB 14) Backlight: 7-color backlight