Friedman Sir-Compre PedalThe Sir Compre is an optical compressor pedal with a Friedman twist. The compressor controls include volume, treble, compression and a tight knob. The twist is the included wide range gain knob. This gain control is the mastermind of the Sir Compre and allows you to shape the overall sound of the pedal from ultra clean to semi overdriven. This combination of compression and overdrive delivers epic tone versatility semi gritty compression, warm