This product also uses the same TPA3255 amplifier chip as AIYIMA A07, but it is a completely different type of product.Hey, there is an upgraded version with bass and treble control: https://www.amazon.com/dp/B08MJBG53V
There is a detailed review by amirm.
Fosi Audio TB10D Amplifier Review
This is a review and detailed measurements of the Fosi Audio TB10D stereo amplifier. It was sent to me by the company and is only sale for US $70 on Amazon including shipping. We have the typical compact desktop aluminum case. Controls feel nice for the class. Tone controls are not centered...
www.audiosciencereview.com