Installed today's update and restarted the app. I had to unpair mine, reconnect them and then they played no sound - neither built-in tones nor phone audio. Eventually did a factory reset and paired again. Now they play audio, but it says the ancient firmware is the latest and the new features...

I haven't cleaned the sensor yet. I inspected it with a light source and it didn't seem dirty at all, but I'll try to give a go with a bit of microfiber cloth before tonight to see if it makes any difference. I have a feeling it has more to do with how the ears are positioned differently while...

I actually have mine turn off a lot while lying down. I think the sensors aren't calibrated that well. At first I thought I must had dozed off and managed to turn off the headphones using the button on the rear. Looking closer, it seems it would be difficult due to the curvature around the...

I recently tried out SM4 in a local hi-fi store. I was a little surprised by how ineffective the ANC was in those circumstances, but I also really enjoyed the sound of the headphones, so I decided to give them a try and really get into all of the settings because I might have missed something in...