More specifically, this new directives apply to digital services (everything that can be downloaded or used online)
As a seller on the market you are responsable to pay the buyers VAT based in their own country (this means any EU country) nevertheless whether you are an EU based company or not. This new directives are not quantitiy and price aware so by selling one ítem for less than a dollar, new legislature will rules are still being applied.
You are also obliged to store buyers information (their location etc.) for the next 10 years after the deal was executed.