TESNA app analytics for January 11

This App is used for network configuration of all products under the wireless Tesna Bluetooth earphones, creating exclusive sound for you.  Through custom settings and unique features, it creates a personalized listening experience. Provide functions corresponding to the model to help users use it. Features include: • Switch noise reduction mode • Custom equalizer settings • Check battery level Update firmware • Get tips and help • More unique features Supported devices: • TesnaPro • TesnaAir • TesnaBuds