DEGEN 2nd generation DE1125 Ultra-Thin AM/FM/SW Radio with 2GB MP3 Player/Digital Recorder and Ebook Pocket-size world-band radio with built-in speaker & digital signal processing (DSP) technology 4 GB flash memory MP3 player for music, radio program & voice recording for up to 150 hours (32 kbps) 255 preset memories + built-in charger + LED back-lit display Digital clock + Sleep timer + Key lock + Numeric volume indicator