Cheap MP3

[John]

I wonder how hard it would be to turn these into sound sources for industries, defect detectors, etc

http://www.ebay.com/itm/USB-Mini-Clip-MP3-Player-LCD-Screen-Support-32GB-Micro-SD-TF-Card-Radio-New-/281742141456?var=&hash=item419923e810:m:mlATb10QqA5HudFrdB8nOhg

[C855B]

Here's another one from the same vendor with a built-in speaker:

http://www.ebay.com/itm/Fashion-USB-MP3-Player-Support-Micro-SD-TF-Card-Music-Media-Mini-Speaker-Gifts-/272110477841

If you can manage to pry it open without breaking it, the cube might be easier to hack than the counterfeit iPod because of the discrete "play" button.