The BOSS ME series has been a favorite of performing guitarists for over three decades, combining multi-effects power with intuitive hands-on control for crafting tones in seconds. The ME-90 is the most advanced ME model to date, offering exceptional audio quality, flagship-grade AIRD amp models, IR loading, an effects loop, and more. Compact, battery-powered, and filled with premium BOSS tones, this versatile all-in-one processor makes it easy to build customized sound setups for every playing situation.

• All-in-one guitar processor with premium BOSS amps and effects
• Easy stompbox-style sound creation with an intuitive knob-based interface
• Exceptional audio quality with 24-bit AD and 32-bit DA conversion, 32-bit floating-point processing, and 48 kHz sampling rate
• Eleven onboard AIRD amp models and 60 different effects derived from the flagship GT-1000
• Dedicated amp section plus seven simultaneous effect categories with multiple types to choose from
• Edit parameters, swap out amp and effect types, and more with BOSS Tone Studio
• Eight multi-function footswitches and a newly redesigned expression pedal with toe switch
• 36 ready-to-play preset patches and 36 user patches for storing custom setups
• Manual mode for pedalboard-style operation and Memory mode for switching complete patch setups
• Rear-panel switch to optimize the audio outputs for a guitar amp or full-range sound system
• Load up to three user speaker IRs with the ME-90 IR Loader software for Windows/macOS
• Send/return loop for external pedals
• Light, durable design and colorful status LEDs
• Powered via four AA batteries or optional AC adaptor
• USB-C® connector for communicating with BOSS Tone Studio and audio recording/playback with music production software