A smartphone with an NFC interface and the Notary App, which you can download from the App Store and from the Google Play Store.
Technical problems
Due to technical problems, there may currently be restrictions on sending text messages to the O2 network. We are working to resolve the issue. Please try again later if necessary.
Technical problems
Due to technical problems, there may currently be restrictions on sending text messages to the O2 network. We are working to resolve the issue. Please try again later if necessary.
