1、MESSRS:SPECIFICATION FOR APPROVAL产品规格书DESCRIPTIONPART NO.USER S PART NO.:SMD BUZZER:KLJ-8530A-5027DATE: 2009.03.30CUSTOMER APPROVED :Approved ByChecked ByMade By常州市凯丽金电子有限公司CHANGZHOU KAILIJIN ELECTRONICS CO., LTD地址:常州市新北区漓江路9号网址:邮箱:866电话机LJ-8530A-5027DATE...