Mill River Music brings you a used Boss Katana Mini Amplifier! This amp works as expected and sounds mighty in a small package!

From Boss themselves:
"BOSS Katana amps have received accolades from guitarists everywhere for their fantastic sound and feel, onboard effects, and great value. Now, the Katana-Mini makes serious Katana tone accessible in a small, go-anywhere amp that runs on batteries. Offering sound quality that far exceeds other amps in its class, this miniature powerhouse features an authentic multi-stage analog gain circuit for big, expressive sound, plus a traditional analog EQ and an onboard tape-style delay. Ultra-compact and travel-ready, the Katana-Mini delivers inspiring Katana tone anywhere you want to play."

Rated Power Output: 7 W
Nominal Input Level: INPUT: -10 dBu (1 M ohm)/ AUX IN: -10 dBu (20 k ohm)
Speaker: 10 cm (4 inches)
Controls: POWER switch, TYPE switch, GAIN knob, VOLUME knob
EQ: BASS knob, MIDDLE knob, TREBLE knob
Delay: TIME knob, LEVEL knob
Indicators: POWER
Connectors: INPUT jack: 1/4-inch phone type
AUX IN jack: Stereo miniature phone type
PHONES/REC OUT jack: Stereo miniature phone type
DC IN jack: Power Supply, Alkaline battery (AA, LR6) x 6, Rechargeable Ni-MH battery (AA, HR6) x 6, or AC adaptor
Current Draw: 350 mA
Expected battery life under continuous use: Alkaline battery: Approximately 7 hours, Rechargeable Ni-MH battery: Approximately 9 hours (When using batteries having a capacity of 2500 mAh.)
----
Ships carefully packed and insured for full value. International buyers are welcome — please contact us for a shipping quote before purchasing.
About Mill River Music
Mill River Music is an independent, human-powered music shop located in downtown Northampton, MA, run by a team of players, enthusiasts, and certified repair technicians. Every piece of used gear we sell is personally inspected, tested, and set up before it ships — we don’t list it until we’d be happy to play it ourselves.
As Martin and Taylor certified techs, we hold our guitar work to a high standard, and we’re committed to full transparency about the condition of everything we sell. No surprises.
When you buy from Mill River, you’re supporting an independent local business that genuinely cares — about gear, about players, and about doing things right. We’re here every step of the way. Reach out anytime.