BGVP NS9 2DD+7BA Hybrid In-Ear Monitors Color:black gold Their class-leading qualities such as

Their class-leading qualities such as low ESR (Equivalent Series Resistance)

Honeycomb 'M'-shaped grille for a wider soundstage and precise high-frequency reproduction

Noise Canceling

only the highest standards do suffice for beyerdynamic

spatial awareness

BGVP NS9 2DD+7BA Hybrid In-Ear Monitors Color:black gold Their class-leading qualities such asBenchmark of the class Dual dynamic driver hybrid design HiFi earphone Seven unit array balanced armature Liquid silicone coaxial dual dynamic driver Patented four crossway frequency distribution Changeable tuning nozzle CNC high precision sound cavity Ergonomic fit Metal acoustic cavity made of aviation class aluminum NS9 is made from a whole piece of 7 series aviation class aluminum, processed by imported five axis CNC lathe, each cavity is made by