QDD

A built-in distortion on Electric guitars that has been designed on the Simulation of Historical Drive Sounds.
In general, an external effector has been used the Distortion effect because of the fact that the external effector make more professional drive lately.
However, the QDD can make a precisely simulated sound with very simple and economical way of  installation and provide a various distortion features that allows to increase your guitar's commercial value.
The way to install the QDD inside of guitar can eliminate the cable noise.  
- Low profile / True bypass @ Clean tone / Heavy Metal distortion / Improved overdrive tone /
  No switch poping niose / Long battery lifetime (3000 hours)