The Fairphone 1(U) is of course open to all networks, but it might be that it does not work with all operators because they communicate via different frequencies. You can check if the Fairphone 1’s frequencies match your desired operator here.
The Fairphone 1(U) is of course open to all networks, but it might be that it does not work with all operators because they communicate via different frequencies. You can check if the Fairphone 1’s frequencies match your desired operator here.