They accept 8 different cryptos, but they can only convert crypto to fiat with Nem, Ripple and Steem, so you could make the payment in steem and they would recieve fiat in their bank account i.e Samsung. or if they want crypto they can accept those 8 cryptos :)

more info at coppay.io

also reading on coppay they also have things moving with Benetton and some other stores around the baltic ! , now bad at all, and with 0% fees and other special advantages :D