Used BOSS Waza Tube Amp Expander Power Attenuator

The Used BOSS Waza Tube Amp Expander Power Attenuator is a professional-grade tool that enhances the performance of your tube amplifier with advanced tone shaping and speaker management. In great condition, this unit functions as a reactive load box, power attenuator, IR-based cabinet simulator, effects loop, and amp switcher, making it an all-in-one solution for guitarists. Designed to work with tube amps up to 150W, it allows full control over your amp’s output volume while maintaining natural tube tone and dynamics. The built-in effects—including delay, reverb, and EQ—provide additional tonal flexibility, while the USB and MIDI connectivity enable seamless integration into recording and live rigs. With multiple footswitch options and external speaker outputs, this unit provides deep customization for any playing environment. Whether used for silent recording, live performance, or tone experimentation, the BOSS Waza Tube Amp Expander offers uncompromising sound control with legendary reliability.