Electro-Harmonix Lester G Deluxe Rotary Speaker Guitar Effects Pedal The ultimate rotary speaker emulator packed with goodies like a specially designed compression circuit to supercharge the rotating speaker effect on guitar. Lester G's comprehensive controls include fully adjustable tube-style overdrive, Fast and Slow modes and an Acceleration control to dial in the rate at which the effect transitions between speeds. The sound of that giant wood cabinet will now fit on a pedalboard! - Ultimate rotary speaker emulator - Fully featured compressor built-in - Mono In/Mono or Stereo Out - Tube emulated overdrive - Adjustable Fast and Slow modes - Acceleration control - High quality buffered bypass - EHX 9.6VDC-200mA power supply included