The MiCorder is a portable MP3 recorder capable of recording high-def audio from any stereo output and writing it as an MP3 file to an SD Card. This handy gadget is perfect for any audiophile seeking a little more creative control over their digital music library. Hear a new song you like, or an oldie you love? The $80 MiCorder plugs into any radio, computer, stereo, CD player, turntable, cassette deck, 8-track, reel-to-reel, DAT, or anything else that has a stereo output. You can record high-quality audio at your leisure, thanks to the 10-hour battery.