Full-Colored OLED Displayer Video Games built in Screen saver can be defined by costumer Support 650,000 pix full-colored DMV format file, including film and MTV. Support MPEG 1/2/2.5 Layer 3 file decoding and WMA file. Built-in Digital Dictionary with pronunciation function, include 150,000 English vocabularies of Middle school, University, MBA, TOFEL. Support A-B Repeat in 5 speeds upon files of MP3/WMA/DMV. Support SP/LP digital encoding With FM built-in Can be charged via USB port and AC Adapter Support mass storage upon USB port, without driver installation requirement on Windows Me or above. Display Id3, lyric and text Customer-defined Start Animation Support TXT Six sound effects modes: Normal, DBB, Rock, Jazz, Disc, POP Contains 11 database of dictionary Power-saving function, automatically shut off if there is no operation within 3 minutes (unless it is connected with the computer) Support 256MB-1GB