Disclosed is a method and a hearing device comprising a processing unit, a wireless transceiver connected to the processing unit, and a receiver connected to the processing unit for converting an output signal into an audio output signal, wherein the hearing device is configured to perform mirror service between the hearing device and another hearing device according to mirror service property, wherein the mirror service comprises transmitting mirror service packets with a packet format at a packet transmission rate; the mirror service packet comprising one or more hearing device operating parameters including a first hearing device operating parameter, wherein the processing unit is configured to obtain the first hearing device operating parameter, determine if a change criterion is fulfilled, wherein the change criterion is based on the first hearing device operating parameter, and change the mirror service property, if the change criterion is fulfilled.