this room and a very good piece, I bought them because the room of my galaxy s2 (19100P) not walked more I pouvée busiest my phone and the very problematic from ... say 42% battery. u Briefly I bought some resistance to the primer have seen negative comments on the same part (other dealer I think) and then finish seeing the thumbnail I realized that it was exactly match mine (except version of the play which is inevitably more recent and this is much better). I changed myself and works great, so much for the information I received in 2 days very well packed in a known static or felt something like that. its going to be 4 or 5 months that I crumb and it works very well and the microphone of the room (the small black square at the end of the orange table)
what I liked: the quality of the workpiece, the longevity of the piece (currently no failure or problem I charge my laptop every day or almost, and the exchange of data via USB works great)
I have NOT LIKE even a small screwdriver for mobile (prévoyer yours (turns aims accuracy or electronics). no instructions for the mounted (but many tutorial on the net and not very complicated to look just understands how dismantled and replaced (for me).
PS I would edit (if possible) if I comment it finds a time to the problem and use.