Bose QuietComfort 25 vs Sennheiser MM 550-X

It just doesn't get better than starting an audio report while listening to Drift Away by Dobie GrayLea más

The Sennheiser PXC 550-II is a great noise cancelling headset and are a bargain at any price. Learn all about these compact ANC cans!Lea más

You may recognize these Sennheisers, since we reviewed the previous model about a year ago. But they’ve been updated recently with some new firmware that gives them better audio. They look exactly the same, but there’s a new model number: They’re now called the MM 550-X.Lea más