Since its debut, American DB has sold well in 36 countries around the world with its clear, smooth and shocking voice, stable product quality and competitive price. Because of paying attention to the smallest details of sound, American DB won 9 titles in the 20 10TEXAS Heat Wave Audio Competition, and achieved excellent results in some audio competitions such as USACI, winning many first places and breaking the world record. DB DRIVE constantly improves its opinions on customers' use, and in line with the concept of providing customers with top-class car audio products with excellent value for money, it constantly improves the quality and performance of products, wins the love of more and more consumers, and becomes a world-renowned car audio brand from the United States, and American DB has also become the sponsor of USACI's ultimate car audio competition. Shandong Linyi Sizhan Auto Audio & Video Refitting Store is a professional agent selling db and refitting. Located at No.45, Area C, Lantian Auto Parts City, at the intersection of Shuitian Road and Mengshan Avenue, lanshan district, Linyi, Shandong. Telephone 0539-8 157077