- 1. Beautiful and comfortable. They sit an order of magnitude stronger because of their shape. 2. The quality of the braid has become better than that of the flagship from the 300th series. 3. The L-shaped plug has become smaller than the 300x, and the elastic is denser (see photo) 4. iPhone support.
- 1. They are a bit quieter than the 300, but you won't hear it without comparison. 2. Microphone. Specifically, it doesn't work well for me.