Congratulations
Thank you for choosing a new rechargeable Bluetooth hearing
devices—— D9 series.
This is a multi-channel digital hearing device. It supports
Bluetooth 5.0 By connecting mobile phones and other
Bluetooth transmitters, you can easily make calls, listen to
music, watch TV and other audio directly.
With superior sound quality and thoughtful design, when you
are familiar with using D900, it will bring you a more exciting
world with sound, bless you.
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