Bose QuietComfort 25 Acoustic Noise Cancelling Headphones For $224.99 From Amazon These are the wired QC25s and not the Bluetooth QC35s. One advantage of the QC25s are lighter weight than the QC35s. I also prefer that the QC25s use a single AAA battery rather than a rechargeable battery like the QC35 as it makes it easy Want to continue reading this post? Click here!