FH5s Hybrid in-Ear Monitors - Black

All-new acoustic design: Features a 12mm beryllium-plated diaphragm with a PU gasket dynamic low frequency driver, capable of delivering deep, powerful, and controlled bass. 6mm beryllium-plated dynamic mid frequency driver: Provides greatly-improved sensitivity, smoother coherency, and reduced distortion. Paired with a proven Knowles TWFK-30017 high frequency balanced armature for rich, clean, and pleasant vocals with detailed treble. Semi-open design at the rear cavity: Quickly relieves air pressure in the ear, resulting in more comfortable and extended listening sessions. 3 sound adjustment switches for 8 possible sounds: Employs electronic crossover technology, allowing you to precisely tune the sound with three switches. The adjustments for impedance, bass, mids, and treble adapt to your music and preferences. Twist-lock swappable plug: Enables easy switching between 2.5mm, 3.5mm, and 4.4mm headphone jacks to suit a wide range of usage scenarios