How it's Made - TeamConnect Ceiling Microphones - Part 2 | Sennheiser

You need to get better Quality Control with your earbuds. You also need to higher a better ear ergonomics team for better earbud design. TOO many of your competition is making better fitting earbuds that dont require ear wings or hooks to secure their buds. You need to look at the Technic AZ80 as a GREAT example or ergonomics AND sound.