Hello Algelopsaro!   Your observation is very relevant and, in a sense, correct. Here I make some observations: 1 - Strength and weight of sound - I do not know your PC, but it is quite natural that the sound from your PC (even an onboard sound card) has more weight and life than the...

If it is metal mesh, no tool is going to clean it up. However, there is still one way: Get some pharmacy grade peroxide solution (H2O2 in 3% or 5% solution), pour a little bit in a small container and dip only the metal mesh part of the nozzle in. Let the metal mesh submerges for 3~5 minutes and...

Strain Relief: Molded rubber or other flexible material where the cable connects to the earpiece. Housing: The 'chassis' of the earphone; Where the driver is located along with crossovers and tuning ports (if any.) Filter: Sometimes replaceable (ex. Etymotic earphones); Prevents earwax and...