Bose advertises that the headphones use a technology called "CustomTune Audio" to adapt their sound to the ear canal in which they are placed. In everyday use, you will notice that they emit a short orchestral sound when you put them in your ears. The internal microphones use this tone to calibrate the sound...

Although they lack some features found on other earbuds in this price range, the Bose QuietComfort Earbuds 2 make up for it with their amazing noise cancellation and sound quality.

A natural sound, good adjustment options, long endurance, comfortable fit and great noise-cancelling. If that's what you're looking for, you'll find it in the Bose QC Earbuds II. For a recommended retail price of 300 euros, however, they are already at the upper end of the price scale...

The Bose Quiet-Comfort Earbuds II do not manage to overtake the Air Pods Pro 2 (score: 1.3). However, their great sound and excellent noise-cancelling make them a very good alternative for buyers.

There's not much missing from the Bose QuietComfort Earbuds II for an unqualified recommendation. Above all, the fact that the in-ears are not multipoint-capable is incomprehensible in view of the price - and annoying in times of home offices, in which one frequently switches from the team call on the PC to the smartphone call and back...