Feature: Classic Chorus effect pedal with crisp and transparent chorus, perfect for a little embellishment, to produce full 12-string sounds and deep, clear, bell-like tone. Two knobs are used separately to adjust the effect speed (Rate Knob) and adjust the effect depth (Width Knob). With the True Bypass design, which minimizes tone loss, to realize the original sound of your guitar. LED visually indicates the working status of the guitar pedal; powered by DC 9V adapter, convenient to use. (Power adapter is not included.) Aluminum alloy casing with fine surface, elegant appearance; with standard 1/4 inch input and output jacks. Specification: Model: JDF-5 Input Impedance: 500k Ohm Output Impedance: 10k Ohm Working Current: 9mA Power Supply: DC 9V adapter (not included) Item Size: 92 * 42 * 52 mm Item Weight: 138 g / 4.9 oz Package Size: 10.5 * 5.8 * 5.2 cm / 4.1 * 2.3 * 2 inch Package Weight: 170 g / 6 oz Packing List: 1 * Effect Pedal Note: Power adapter is not included.