Introduction (Does It Do What It Should) We have reviewed Kiwi Ears products before, and I believe they are related to Linsoul, which I just covered a few reviews ago. I had to admit that I thought the Serene was a Bluetooth pair, but it turns out, it is wired. It was wired as in you literally have to connect each earcup and then to your audio source. This is an … [Read more...] about Kiwi Ears and Z Review Serene Headphones