QC is ridiculous for such an expensive item though; first one BT didn't work at all, second one left ear cup kept cutting out, third BT signal isn't 'advertised' (no devices see its name over

Item was not working when arrived as Brand New, the items have not been fixed, nor was I approved for a refund.

At that point, I wasn't sure if that was a defective item or the product was built that way, I replaced the item, in the second time, again, I experienced the same

Both items suffered from same problem

I ordered the earphone and the sound quality is great, however the item itself is damaged, the slide adjuster that holds the earcup in place is broken so my earcups keep sliding off place, i bought it

Item was not working when arrived as Brand New, the items have not been fixed, nor was I approved for a refund.

so if you already have good headphones you may not be as blown away by these as I

n’t had any issues chagring other than trying to decipher the LED indicator color meanings, but after quick consult of the Sennheiser website and instruction