VTB offer powerful bass response and lots of volume, yet still deliver clear trebles and open-airy midrange.
It is specially designed to eliminate the noise, so you can hear from the natural tone to tube over driven sound of your guitar.
Only extremely little amounts of current drain (30 uA) required.
Your 9 V battery will last long for years.
VTB will work with passive, active pickup and bass guitars.
(More than 7000 hours in continuous use. - workable voltage : drop down to 5 V)
Applications : Electric Guitars and Electric Basses