Pot in a massive box that turns your guitar down. The minimum setting on the top is handy if you run a dirty amp, like a JCM800 etc, and want to use this like a rolling foot switch for clean/dirty. Old, but cute. Like me. Tuner output for tuning too, but have you heard of the sardine diet?

Model: Boss FV-100 Guitar Volume
Made: Japan, 1988 approx.
Serial: N/A
Type: volume/expression
Power input: passive, no power required
Accessories: none

Condition notes: used, no major marks. Tested and fully functional.
Overall: very good condition (8/10)