No Return / No Exchange / No Warranty.Please check the IC Number and match with your existing Product.Genuine and Proper IC.Super Quality.Every product crosscheck Before Shipping.SY8386BRHC SY8386B ( Qq*** ) ICQqBTB IC, Qq IC, Q9 IC, QQxxx IC, QqB IC, QqAZ5 IC, QqAZB ICQqDKF , QqCWB , 0qdkf , oqdkf ..