DESC: Stage Tuner. Made by Boss. The BOSS TU-2 Chromatic Tuner incorporates BOSS' world renowned TU-Series tuner technology into an ultra-convenient stompbox design. For the first time ever, guitarists and bassists can now tune their instruments with BOSS accuracy with just a single stomp. Features: • BOSS world-renown TU-Series tuner accuracy in a convenient stompbox design • Mute/Bypass select for silent tuning with a single stomp • 11-point LED indicators and new "stream" meter display tuning discrepancy via speed and direction of LED's (speed of LED movement gets slower as pitch becomes more accurate) • 7-segment LED displays string and note names; easily visible on dark stages • Seven easy tuning modes include Chromatic, Guitar Regular, Guitar Flat, Guitar Double Flat, Bass Regular, Bass Flat, Bass Double Flat • Tuning mode setting and display style choice stored in memory • Adjustable reference pitch from 438 to 445Hz • Footswitchable Tuner Off mode preserves battery life by disabling