UNLEASH the power of your KATANA MKII with the GA-FC - How to use it and why you need it!
Boss Katana and GA-FC footswitch demo
How to use the Boss Katana MK2 with the GA-FC Foot Pedal
Boss Katana-100 - How and Why to use GA-FC Footswitch
Unlock The Boss Katana - GAFC EX - Free Preset Pack.
Nineworkz Boss Katana Video Series - "GA-FC Foot Controller" EP03
Using a Roland GA-FC footswitch with Boss Katana 100w amplifiers
Boss Katana Solo function - Using A Footswitch
Boss Footswitch Options - FS-6 & GA-FC
Affordable Boss Katana Footswitch: Ultra Hack!
How the Boss Katana 100 and Roland GA-FC Footswitch Work Together
BOSS Katana 100 MKII Footswitch Guide - GAFC & Expression Pedal Options
Boss Katana-100 - How to hookup GA-FC Footswitch and EV-30 Expression Pedal
Compare AIRSTEP Kat and BOSS GA-FC
HOW-TO: GA-FC EX, GA-FC, PEDAL FX, & ASSIGN
The Only FREE Patch You Need For Live USE!!! Just Use The GA-FC EX