A point of sale system comprising a point of sale, the point of sale comprising: a transceiver; an activator, wherein the activator is configured for activation in response to a request for a securely transmitted audio stream to be provided from the point of sale system; and a processing unit; wherein the transceiver is configured for, upon activation of the activator or in a period of time such as two seconds from the activation of the activator, detecting radio frequency signals transmitted from a plurality of devices (3, 4, 5, 6) including a hearing device; wherein the processing unit is configured for: calculating a quality value for each of the devices (3, 4, 5, 6) based on the respective detected radio frequency signals; associating the quality value with each of the plurality of devices (3, 4, 5, 6) including the hearing device, selecting a device from the plurality of devices (3, 4, 5, 6) including the hearing device for reception of an audio stream, based on the quality value of the device fulfilling at least one selection criteria, wherein the selection criteria is that the selected device has the largest/highest quality value indicating that the selected device is closest to the point of sale at the time of activation of the activator; and operating the transceiver to transmit the audio stream to the selected device. a transceiver; an activator, wherein the activator is configured for activation in response to a request for a securely transmitted audio stream to be provided from the point of sale system; and a processing unit; wherein the transceiver is configured for, upon activation of the activator or in a period of time such as two seconds from the activation of the activator, detecting radio frequency signals transmitted from a plurality of devices (3, 4, 5, 6) including a hearing device; wherein the processing unit is configured for: calculating a quality value for each of the devices (3, 4, 5, 6) based on the respective detected radio frequency signals; associating the quality value with each of the plurality of devices (3, 4, 5, 6) including the hearing device, selecting a device from the plurality of devices (3, 4, 5, 6) including the hearing device for reception of an audio stream, based on the quality value of the device fulfilling at least one selection criteria, wherein the selection criteria is that the selected device has the largest/highest quality value indicating that the selected device is closest to the point of sale at the time of activation of the activator; and operating the transceiver to transmit the audio stream to the selected device. calculating a quality value for each of the devices (3, 4, 5, 6) based on the respective detected radio frequency signals; associating the quality value with each of the plurality of devices (3, 4, 5, 6) including the hearing device, selecting a device from the plurality of devices (3, 4, 5, 6) including the hearing device for reception of an audio stream, based on the quality value of the device fulfilling at least one selection criteria, wherein the selection criteria is that the selected device has the largest/highest quality value indicating that the selected device is closest to the point of sale at the time of activation of the activator; and operating the transceiver to transmit the audio stream to the selected device.