Yamaha’s marketing team shouldn’t be quiet about this product. I didn’t even know about these headphones till I had a look at JB HI FI. There’s NOT ONE SINGLE YOUTUBE VIDEO of these headphones. Not ONE review. I was trying to see who Yamaha are trying to market these to as well…but I couldn’t tell. I can only speculate from using these on who they’re trying to market. I feel like they’re trying to market for audiophiles. Yes I said it. So far, these are as close as you can get to good performance cans. I was always skeptical about Bluetooth sound quality but there you have it. If you’re into getting the best portable listening experience you can get right now, these are it. If you’re into the best ANC you can get, stay away from these and get the Sony’s. Overall I think the Sony’s are a better product. I’m one of those people that puts a lot of priority for sound quality and so I am happy to stick with these and not swap them out for the XM4s. The sound quality is just so good, I don