SanDisk Sansa m250 2 GB MP3 Player (Black) Lightweight flash memory digital audio player--weighs just 1.5 ounces 2 GB memory holds 32 hours of MP3 and 64 hours of WMA audio Microsoft PlaysForSure support for compatibility with wide range of online stores and subscription services Integrated FM radio with 20 presets; built-in microphone and voice recorder Powered by single AAA battery, for up to 19 hours of usage