The following methods of payment for purchased goods are possible:

Payment upon delivery - by cash on delivery upon receipt of the shipment by the courier or at an Econt office
Card payment (MasterCard, Visa, American Express, Discover, JSB, Diners Club)
Payment by Visa / MasterCard or Google Pay via Fondy terminal
PayPal account payment (if you have one)
Bank payment
Payment by money transfer via Econt or Speedy
via smartphone (Settle)