The battery always seems to be dead at the most inopportune times, and it takes forever for it to recharge.

Had a hard time keeping the Sony buds in my ears and they are not as comfortable.

Second, I have a hard time talking with two earbuds in my ears,such as when one might use these headphones for wireless calling

I don't use that because it makes a noise every time it

Don't waste your time on it.

The ear buds fall out all the time

They still earned 4 starts because of the overall superb sound quality (even if I had a hard time getting the buds to stay in right), the regular noise cancelling and the ambient sound noise cancelling both worked very well

n’t need that awesome of a

n’t work

Negative:1.mediocre wearing 2.doesn’t support Bluetooth LADC(iOS) (sigh) 3.Price,10% discount could be more competitive.