I made a project based on calling with gsm module and arduino and now i want to transmit to voice wirelessly to my bluetooth earphone which module should i use for this purpose.

  • 1
    google "arduino bluetooth sound module" – Juraj Sep 3 '20 at 11:27
  • An ESP32 could to that – Sim Son Sep 4 '20 at 10:23

Your Answer

By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy

Browse other questions tagged or ask your own question.