What is a9?
a9 Sumsung galaxy tab and etc available on oneline and ofline. You can buy from Amazon. a9 it is amazing search engine company. a9 devlopment by software companies. Amazon devlop that search engine. Search advertising, technology. A9 was based in palo alto . A9 founder Udi manber. Amazon search engine algorithm an amputee sports classification , an ISO paper size or a road in various countries.