Ibanez BB9 Bottom Booster amazon_upload Attack lets you adjust the

Attack lets you adjust the speed by pick attack

Newly revised

The "Shift" knob is possibly the most useful of them all as it basically allows two settings on the fly

Fender Custom Shop '64 Jazz Bass Guitar

Oklahoma USA using premium audio grade components to provide ultimate clarity and signal response

Ibanez BB9 Bottom Booster amazon_upload Attack lets you adjust theThe Ibanez BB9 is a booster that provides a fat bottom end and a powerful sound. This pedal is designed to help clean tones reverberate even more and bring more intensity to a player's sound. Combination with a distortion pedal allows for creation of a wide variety of tone colors, and the pedal is also equipped with True Bypass.