Great product, plug and play. This product meet more than my expectations. The trick to pairing this with an imac or macbook pro is to hold down the power/pairing button for 5 to 10 seconds.

Tranesca bluetooth adapter is a great addition to my qc15. I also have a qc35 - and with this add on, the qc15 is just as functional. My qc15s are lighter than their wireless brethren and can work corded or wirelessly.

The battery life is good, only 8 hours instead of the 35/40 you get from the aaa you use to power the actual headphones, but they’re rechargeable so 8 hours is pretty good. The only knock is the microphone is not good.

The tranesca has a very short battery life. The audio quality is subpar. The hissing noise is a distraction.

I'm not sure if the product i got was faulty or all products are like this. I really dislike that the company has a guilt campaign of “all of our bad reviews are being paid for by our competitors”. They emailed me after i purchased it stating as such ...  Read More

To reiterate, the last thing you want by spending $30 on the bt adapter is to turn your relatively expensive headphones into the $30 junk sound-wise. I'm no audiophile, nor qc15 is at the same level, s high-end sennheiser. Just received my bluetooth a...  Read More