The MMP8640 from Memorex features 1.8-inch QCIF screen display and 4 GB capacity that plays MPEG4, MP3, WMA-DRM protected files and displays JPEGs. On top of that, Memorex also incorporated the FM tuner, it comes with 100 preloaded songs, and has a battery life of about 20 hours. If you think 4GB is not enough for you, don’t worry as MMP8640 also equipped with a mini-SD slot for a few gig upgrade.