For the very best sound comparison, we propose selecting your brand and product of headphones in the proper-hand column, or In the event your headphones aren't stated, you'll be able to hire one of our Listening Kits.HLV Nguy?n V?n ?àn cho bi?t, r?i HAGL là quy?t ??nh khó kh?n nh?t v?i ti?n v? Nguy?n Tu?n Anh, nh?ng tin h?c trò c? s? thành cô