model number; BW-106 Support many formats in playing: MP3, WMA, ADPCM Built-in Flash can store data permanently as a flash disk Seven EQ selections: normal, rock, pop, classic, soft, jazz, dBB, user-defined. Internal FM radio can be searched manually or automatically and preset radio stations Supports repeat, follow-read, compare, flashback-repeat and multiple repeat modes LCD scrolling display, showing serial number of song, name, artist and lyrics Chinese (traditional/simplified) and English display Support firmware upgradeable Rechargeable lithium battery through USB