Stage Right by Monoprice True-Bypass Chromatic Guitar and Bass Pedal Tuner - Monoprice.com
BOSS TU-3 Chromatic Tuner Pedal | Guitar Center
Chromatic Pedal Tuner | Accessories | D'Addario
Amazon.com: D'Addario Guitar Tuner Pedal - Chromatic Tuner for Electric Guitars, Bass Guitars and More - Rugged Aluminum Enclosure - Fast and Accurate - True Bypass with Full Color Display : Musical Instruments