Drop + HIFIMAN HE5XX Planar Magnetic Over-Ear Open-Back Headphones - Black Description: Condition: New Opened Box Features:In our sixth collaboration with famed audio brand HIFIMAN, we’re counting back down to five—5XX, that is. Introducing the Drop + HIFIMAN HE5XX planar magnetic headphones: a high-resolution exclusive with legendary lineage. Inspired by HIFIMAN’s iconic HE500 Series headphones, the open-back HE5XX pairs powerful, speaker-like audio with new ultra-light components to maximize both fidelity and comfort. We worked closely with D