Within an genuine listening room, you'd find that some speakers play louder than Many others when fed exactly the same amount of electricity. In equal energy manner, you'll listen to these variations in loudness as they Obviously come about in between speakers.Tr??ng ?H Th?y l?i l?t vào b?ng t? th?n, Tr??ng ?H Tôn ??c Th?ng g?p khó Bóng ?á Vi?