You Europeans are lucky to be able to buy hardware wallets physically in a reliable way, here the only way to get a hardware wallet is to order online from the factory (high risk of tax incidence) or from an authorized reseller. 
The only exceptions are pro-bitcoin events that are held every year.
The only exceptions are pro-bitcoin events that are held every year.
I totally respect the tax implications that you refer to, but I don't necessarily think that buying from mediamarkt is necessarily better. It may be, because this store is very reputable and trusted and, as dkbit98 said there are too many stores in Europe, but, on the other hand, buying straight from the seller eliminates one extra step, so...