Before use, please make sure that the sound of your motherboard is normal, and the volume knob, audio chip and capacitor are not aging and damaged. Amps will increase the volume of ALL sounds coming from your console, including the bad sounds. Amps do not increase the clarity of the sound on their own.
Installation requires skilled soldering skills.
The tabs on the back of the original GBA speaker must be trimmed.
Product features:
low power consumption.
The volume can be expanded to two to three times the original.
Plug in the headset and the volume module will turn off automatically. Unplug the headphones and the volume module operates again.