How to use:

Encoder
Rotate the encoder left and right to select the effect type;
In the pass-through state(indicator red), the left and right rotary encoder can select the effect type, but the effect does not change;
In the effective state(indicator green), the left and right rotary encoder can change the effect of the effector;
Long press for 2 seconds to enter the current menu parameters, short press to switch the sub munus, cycle editing in the menu, and long press for 2 seconds to exit the editing menu(exxit to select the effect type status).


Effect activation foot switch
Short press to switch through state. Long press for 2 seconds to enter the Tuner state. In the Tuner state, touching any part(encoder, foot switch, etc.) will return to the original state.

Specifications：
Standard input level: -20dBu
Input impedance: 1MΩ
Standard output level: -20dBu
Line output impedance: 1kΩ
Headphone out put impedance: 10Ω
The recommended load impedance: 10kΩ-- or 32Ω headset
Current: 100 mA
Built-in battery: 3.7V 650mAH lithium battery

Package list:
1 * Preamp Pedal
1 * User Manual