With Direct Insert USB FM stereo radio (optional) Support MP3, WMA , WAV, OGG, ASF music formats 128*32 LCD display with 7 colors backlight Support multi-languages menu Synchronous lyrics display Multi EQ modes: nature, rock, popular, classic, soft, jazz, super undertone. Key-hold function Multi adjustable play mode Long time recording (240min/64MB) High-speed USB 2.0 TEXT file store and browsing Firmware Upgrade 1AAA battery support up 8 hours play