Website Store linked to my ebay store

I need a website that to show & sell my products(both new & Used) but it all need to go through my ebay store using paypal as the payment form...The needs to be secure, errorless, and have all the features of a normal retail website...the sites needs to be able to display the audio play button from [login to view URL] on most of the product pages/descriptions...It also needs a subscription sign up page for one service which can be paided for with Paypal...This site needs to update offen and stay current with the products listed in my ebay store...I will help out in any i can but im not very knowledgeable in these fields...Thats why im looking for a professional...Contact for details