I plugged both the keyboard and mouse in and they both worked as advertised. This feature is much more powerful than the Apple headset, so I am going to give the Apple headset. While I cant vouch for the effectiveness (how can you know?), the unit is easy to use for small items and does offer some peace of mind. I have never had this issue before with any kind of shoe unless it was far too small. Product sizing information supplied is severely inadequate and so youre left guessing. Because Im small. Ive had the A40s since 2010, and while one mic port has started to go out on them, everything else is still wonderful and the build feels really really sturdy so Ive been surprised to have this many issues with the A30. My only complaint is she did not bring a closer connection to where Adrianne Byrd left Malcolm and Gloria after the break in at the elder Braddocks office. Within minutes I received the first response, got asked a few questions about my purchase, and received additional video and chat guidance for fitting these (indeed compatible) ear pads on my headset! Arrives in a vacuum-sealed plastic wrap which pops open upon opening.