NEUROS AUDIO HD20GB MP3 Digital Audio Computer 20 GB hard drive-based digital audio player stores 5,000 songs Wireless high-fidelity playback through any FM radio without wires or connectors Compatible with MP3 VBR, OGG, WAV, and WMA formats Record to MP3 or WAV from the onboard mic, through the line input, or from radio Transfers files via USB 2.0; internal rechargeable battery has 10-hour battery life