Find your creative voice with Katana-25—a compact powerhouse built for everyday home playing. With six unique amp characters, over 60 BOSS effects, Bluetooth, and a companion app packed with sound and playing tools, Katana-25 pushes you to explore new tones and sharpen your skills every time you plug in.
Compact home amplifier with acclaimed Katana tone
Authentic tube amp sound, feel, and response with the BOSS Tube Logic design philosophy
Powerful sound with a custom eight-inch speaker and a 25-watt reactive analog power amp
Six amp characters with variations, covering everything from sparkling clean to high-gain “brown sound” tones
Dedicated amp character tuned for acoustic-electric instruments
Over 60 BOSS effects, with the ability to use up to 5 at once (access the complete selection of effects with the BOSS Tone Studio app)
Selectable Power Control: max power (25 watts) or 0.5W for cranked-amp tones at bedroom levels
High-quality cabinet construction delivers rich, full sound in a compact, lightweight design
Tone Setting section for calling up ready-to-play sounds with different amp characters and effects
Personalize presets, create custom sounds, and save setups with the simple interface and clear display
Easily shape tones with gain, volume, and three-band EQ controls
Tap tempo button to sync delay effects
Convenient onboard tuner
Stream and play along with songs from a smartphone, tablet, or other smart device via integrated Bluetooth
Companion BOSS Tone Studio app with an intuitive interface, deep sound editing tools, and access to global sound sharing on BOSS Tone Exchange
Use the app’s Session function to play along with YouTube videos and set up automatic Tone Setting changes while a video plays
Dedicated output for quiet practice with headphones
Class-compliant USB-C interface for direct recording to a computer or mobile device
Optional external control with a BOSS FS-series wired footswitch, FS-1-WL wireless footswitch, or EV-1-WL wireless expression pedal
