This Ampeg GVT52-212 Amp com with the rare 2nd Footswitch and is in Excellent condition. The GVT-FS1 Footswitch (which original came new with the amp) controls Channel Switching and Gain Boost. The second Footswitch, the GVT- FS2, was a special order add-on which few amps have today. It controls the Reverb an...