Exactly what I needed for travel. The quality of the sound is great for voice instruction. Ensuite larceau qui passe au dessus de loreille pour aider au maintient frotte sur loreille et attention aux porteurs de lunettes, il narrête pas de taper et de se coincer dans la partie de la branche de lunette qui est derrière loreille. on shoes. Product is heavier than expected, which is OK. You must download an app called Cleer on your smartphone and use this in conjunction with the speaker. Went with this one and it?s 10 hrs playing time. These headphones do a decent job reducing train & ambient noise but you can still hear the outside world (its a good amount quieter, but definitely still there). What I do like is that I can relatively easily put it on and and take it off. Took a while to arrive, but when it is it came undamaged and with all parts.