TheoryPhone 4

The TheoryPhone 4 was released in 2004 by Theorysonic.

What's in the box

 * 1 x 3.5mm stereo headphones
 * 1 x MetroCon charger adapter
 * 1 x MetroCon USB cable
 * 1 x
 * 1 x Battery
 * 1 x User guide
 * 1 x Documentation