YMUZE Mosky Mini BBox Preamp Pedal Electric Guitar Effect with Overdrive Function

Function knobs: Gain: Adjusts the amount of Overdrive Treble: Adjusts the Middle-High frequency Bass: Adjusts the Low frequency Volume: Adjusts the output volume of the pedal Specifications: Material: Zinc-aluminum alloy Type : Preamp /Overdrive/ Boost Control knobs: Gain, Treble, Bass, Volume Input: 1/4" monaural Jack Output: 1/4" monaural Jack Item Size: 9.3 * 3.8 * 3.2cm / 3.7 * 1.5 * 1.3in Item Weight: 155g / 5.5oz Power Supply: DC 9V (Due to the shell material and volume, battery power cannot be installed inside. DC power supply) Please note: 1. Due to the lighting effect, the color of the item shown in the picture may be a little different from the real one. It is just for your reference only. 2. The measurement allowed error is +/- 1cm. Packing List: 1* Effect Pedal