Sony WF-1000XM4 earphones have now received a 2.0.0 firmware update, which brings the ability to connect 2 devices at the same time.
After updating to the 2.0.0 firmware, you can find the "connect to 2 devices simultaneously" switch in the headset settings app, and you can experience it after turning it on.
This function allows the headset to connect to two devices at the same time, and intelligently switch according to the device currently playing audio, eliminating the need to disconnect and reconnect.
This function allows the headset to connect to two devices at the same time, and intelligently switch according to the device currently playing audio, eliminating the need to disconnect and reconnect.