Degen DE23 3-in-1 Rechargeable AM/FM Shortwave Radio with Dual Speakers, Portable Speaker & MP3 Player with Built-in Micro SD/TF Card Reader Specially designed digital circuitry for improved sensitivity, selectivity & exceptional distortion-free sound quality MP3 music player with built-in TF card reader (8GB maximum) and auxiliary input jack Support MP3, WAV & WMA formats Back-lit LCD display with clock Sleep timer, built-in battery charger & standard 3.5mm stereo earphone jack for private listening