The power of the new JNC SSF-M3 is not only the slimmest 20GB hard-drive-based MP3 player holding thousands of songs, but also in its support for MP3, WMA, ASF, OGG and WAV, plus FM radio, voice recording and direct MP3 encoding. Empowered with a remote controller, USB 2.0 connectivity, Mac OS and Windows compatibilities and more other functions, it is a music player for the future generations. Rechargeable cradle option accessory FEATURES - Over 6,000 songs of MP3 - Built-in 20GB hard-disc storage - Digital audio formats: MP3, WMA, ASF, OGG, WAV files - High-speed download: USB2.0 interface - Direct MP3 encoding: from CDP, MD to 16~320kbps MP3 Format - MAC OS / Windows support - Built-in FM radio and recording - Digital voice recording - Easy-to-control multiple folders: 1,000 folders, 5,000 files - 4-line graphic LCD - Rechargeable Lithium-Polymer battery - Firmware upgradeable