let the picture tell you the story :D
the package arrive at desasiswa jaya on 21/22 April..forgot already. :D
bubbles182 bubble wrap~
the black thing is the 'tuning plate'
Special features on Quattro:
* Adjustable SQ
* Small and slim for deeper insertion
* Interchangeable “Tuning Plate” that allows you to customize the desired sound.
i bought this to replace my old earphone.
not entirely because of my birthday~ :P
maybe gonna send the old one to recable~ :(
source & more info : click here