They work but arrive with one dead battery and one replacement battery that actually works. Okay good luck with that one. The video link posted is the only solution I found, and it works. In my opinion, even if you can aurally compare these to another wireless set of buds, you should buy them. Used in passive mode (i. Was on the phone today with a friend that was testing out the new Master & Dynamic MW08 (mine are coming soon I hope) and I had one of these in my left ear. the build-up is great and you too will wind up wanting to spend at least a couple of days in Baers company. Another plus is battery life. Para el pie de mujer que es más delgado estarían muy bien The uppers are manmade material that look and feel like suede.