Making the comparison between the quality of Shure v B&O it?s like comparing a Mustang to a Ferrari. All the hooks fell off within a week days. I gave these blade a 1 star review not because of the quality of the blade but because of the way that they are being advertised. On arrival, it does indeed look good, and was easy to install. The sound with both buds working is very impressive. The cake with very easy to read instructions for all the different functions. And this little adidas bag works perfect for that. The firmware update link is listed in the Amazon "Customer questions & answers" section of this product. Shooting horrible creatures and rushing around on a roller-coaster. However, in this setup the speaker emits a humming or buzzing kind of noise, which is more pronounced in a very silent environment and at higher volumes.