INTRO: So this is my first review. All here is based on my opinion, which most likely will differ depending on the person. My W30 was bought 2nd hand during my trip to Japan. I don't know how long it has been used but it should have "burned in" now.   PACKAGE: Westone includes 10 sets of tips, 1 Westone hardcase, 2 cables (1 straight cable with mic and 1 braided cable). No complain here.   BUILD & DESIGN: The housing is made of plastic. I once tried to screw the wrong plate on right housing, causing the screw hole to crack. Additionally, the...