Multi-functional BOSS guitar amplifier with equalizer and delay functions. Brown, Crunch, and Clean: 3 amplifier modes using analog circuits. 3-band tone stack for authentic sound shaping. Smooth delay sound that creates a warm atmosphere. - Brand: BOSS - Model: Katana Mini - Color: Black - Functions: Amplifier mode switching, equalizer, delay - Controls: Gain, Volume, Bass, Middle, Treble, Time, Level Thank you for viewing. This was purchased in May 2023. It's been about two and a half years, but the condition is good. Included accessories are the 6 AA batteries and the instruction manual that came with the purchase. It will be packed in the original sponge packaging.