1. Which of LM4766 and TDA7293 has good sound quality and highlights respectively? Depending on what you like.
2.TDA7293, large power, low noise, fast speed, if the power supply voltage is enough, good heat dissipation, is the best power amplifier.
3.TDA7293, built-in field effect drive, good sound quality.
4.LM4766 can be single or dual channel power amplifier, wide voltage range, good circuit design requirements, sound quality is also good.