The Boss Katana Mini guitar amp has a brown setting : r/ween
NAMM 2020: Combo de 100 W Boss Katana-Artist MKII - gearnews.es
Amplificador de guitarra BOSS Katana MKII Head — Cabezal de amplificador de guitarra de 100 vatios portátil con sonido potente para directo : Amazon.es: Instrumentos musicales
Boss Katana 100 MkII Guitar Amplifier Head | zZounds
How to get a Clean Sound with the Katana Amp - YouTube
Manual del usuario
BOSS KATANA MKII - VAN HALEN GUITAR TONES TUTORIAL + FREE PATCH!!! - YouTube
BOSS Katana MkII vs. Blackstar Silverline Amps - Andertons Blog
Introducing the Katana-Artist Guitar Amplifier - BOSS U.S. Blog
BOSS Katana 50 Guitar Amplifier Review - The Blogging Musician
Developing the Brown Sound - Roland Australia
Roland - What is the brown sound and why do guitarists love it?