Sales Presentation to boost sales

I need a sales text/presentation that will convert a larger part of our visitors into customers. Our website is [login to view URL] , where we sell affordable Tablet Pc's. At the moment we only have slides + links on the front page, looking for a page with fundamental reasons why people should buy, and different pages displaying our products. A PAGE WHICH DEFINES USP OF OUR PRODUCT. Most visitors leave our site without buying anything, although the case for buying tablet pc is seriously good, and with a good presentation we should be able to increase sales a lot. The presentation will be for potential customers entering from Google adwords, face book-advertising etc who are interested in buying. Length of Presentation: Maximum 10 pages Type of Presentation: PPT or PDF format Make a presentation that will make anyone want to buy our TABLET PC's. include all the best sales techniques there is. On one or more pages? Should we make a video presentation, or just text? But links/references to information is important, as we must check that information given is updated and correct. There is a lot of information on this subject. We are selling affordable tablet pc's. We can offer the affordable prices in India. Most of our customers are youngsters aged 13 to 28. [login to view URL]