Because the speaker of the speaker is matched with the original power amplifier, it is already the best sound quality.
If the bass is not good, it is the quality of the speaker. Change the amplifier, the bass is still the same. If the power supply impedance does not match, problems will occur. .
In addition, it can be equipped with a power amplifier, which requires electronic technology to disconnect the output of the original power amplifier and connect a new power amplifier.