For the first time in the world a stamp with a printed circuit in graphene that contains a coded message.To enjoy this innovative experience that your stamp has to offer, use your mobile device and proceed with the following steps:1) Install the CTT Filatelia APP;2) Then and after successfully completing the installation of the application, run it on your SmartPhone or Tablet;3) Follow the chat and touch the stamp on the right-hand side of the souvenir sheet, with the device
https://andro.io/app/presentation-167ed
Android app profile
CTT Philately for Android – Latest Version & Features
by IT People - Consultores LDA
Power 100
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> 2.2k
Monthly Downloads
~$900
Estimated Cost
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