This is the documentation for the latest (main) development branch of Zephyr. If you are looking for the documentation of previous releases, use the drop-down menu on the left and select the desired version.

Bluetooth: HAP Hearing Aid (HA)


Application demonstrating the LE Audio Hearing Aid sample functionality. Starts advertising and awaits connection from a Hearing Aid Unicast Client (HAUC) or Hearing Aid Remote Controller (HARC).


  • BlueZ running on the host, or

  • A board with Bluetooth Low Energy 5.2 support

Building and Running

This sample can be found under samples/bluetooth/hap_ha in the Zephyr tree.

See bluetooth samples section for details.