Sony IER-M9 Premium In Ear Monitor Headphones (Black) Condition:Used Like New driving a wide range of

driving a wide range of speakers with precision and control

This advanced material minimizes distortion caused by grain boundaries

A complex Linkwitz/Riley crossover perfectly blends the D’Appolito Arrayed twin 5-1/4″ cast basket bass/midrange drivers specifically designed for exceptionally long-throw

both units feature a directionally optimized concentric-geometry power cord

Featuring the reference-class CS4398 high resolution D/A converter

Sony IER-M9 Premium In Ear Monitor Headphones (Black) Condition:Used Like New driving a wide range ofThe Sony IER M9 Premium In Ear Monitor Headphones deliver exceptional clarity and balanced sound with a sophisticated 5 driver hybrid design. Featuring a Beryllium coated dynamic driver and four balanced armature drivers, the IER M9 produces an immersive listening experience with precise, accurate sound from deep bass to sparkling highs. The precision engineered 5 way crossover ensures seamless sound integration between drivers, creating a soundstage