volume pedal
output tuner
small switch inside (linear or logarithmic) I believe

UTILIZATION

is simple
I plugged into the loop of a fender 40w lamp has attennu trs it works well I was 8 my amp and I play with a proper volume

SOUND QUALITY

in the configuration or I am a very leg she has buzz except merits, 0 suremenr but the amp does not like to be "brid of the way!

otherwise completely neutral

OVERALL OPINION

expensive for a volume pedal? it is not indestructible and certainly a life!