rotary speaker & reverb pedal, for keyboard/guitar, ONE-CORD compatible, 9V power
"Wurly Grinder" electric piano overdrive
"Wurly Grinder Stereo" electric piano overdrive
"Tall, Fat & Wide" multi stage analog FET preamp STEREO
"Organ Grinder" multi stage analog FET preamp/overdrive
"Tall & Fat" multi stage analog FET preamp
