Hi guys!   I currently own the denon AHC 300, love the earphones but the fit sucks! Came across such things as custom ear tips or even a custom sleeve. Wondering any company out there does it for any models of earphones? Came across a few that only do it for certain models of earphones :(...

Hi all! Anyone has any recommendation to what alternatives I have other than sending in and waiting for weeks for refit?  I saw online many instructables on DIY custom ear bud, can it work for already custom-shelled IEMs?  Also, is acrylic paint advisable on the CIEM's acrylic shells...

Hi guys! Been ransacking the whole internet to not be able to find any similar comparisons! :( I currently owns the Denon C300 dual dynamic 11mm , had the um3x and prefers the denon in terms of bass but the um3x in terms of vocal and forward mids. My songs are literally everything, from...