孙艺琪 《 忘情忘你忘最初 》 wang qing wang ni wang zui chu

Dual Audio L / R Left 🎧 Right test with headset L = Instrument R = Vocals for karaoke just use the L side only. 🙏 connect the audio to the sound system. in the sound system set L volume = high. set R volume = zero (mute)🙏 Goodluck🙏