|  | .. zephyr:code-sample:: bluetooth_hap_ha | 
|  | :name: Hearing Access Profile (HAP) Hearing Aid (HA) | 
|  | :relevant-api: bt_has | 
|  |  | 
|  | Advertise and await connection from a Hearing Aid Unicast Client or Remote Controller. | 
|  |  | 
|  | Overview | 
|  | ******** | 
|  |  | 
|  | 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). | 
|  |  | 
|  | Requirements | 
|  | ************ | 
|  |  | 
|  | * BlueZ running on the host, or | 
|  | * A board with Bluetooth Low Energy 5.2 support | 
|  |  | 
|  | Building and Running | 
|  | ******************** | 
|  | This sample can be found under | 
|  | :zephyr_file:`samples/bluetooth/hap_ha` in the Zephyr tree. | 
|  |  | 
|  | See :zephyr:code-sample-category:`bluetooth` samples for details. |