MOONDROP Old Fashioned Retro-Style Open-Back On-Ear Headphones Launched at JPY 5,200

Electrical behavior also points toward broad device compatibility. A nominal 32Ω load combined with high voltage sensitivity means the driver reaches usable levels from low‑power sources without stressing their output stages, yet the relatively tight distortion spec implies it still benefits from controlled amplification. The distinction between extended and effective frequency response is notable: while the driver is capable of ultrasonic output, the emphasis appears to be on maintaining a flat, usable band through the audible range rather than marketing extreme numbers. This approach often translates into a smoother upper treble roll‑off, avoiding the brittle edge that small open designs can suffer when pushed too hard above 10kHz.

Mechanically, the revised headband damping is more than a comfort tweak. Adding resistance to the sliding and joint mechanisms helps stabilize clamping force during movement, which indirectly improves acoustic consistency by keeping the driver-to-ear geometry stable. The recessed 2‑pin sockets further reinforce this practical mindset, reducing leverage stress on the connectors and making cable swaps less risky over time. Taken together, Old Fashioned feels less like a novelty retro piece and more like a compact open headphone engineered with restraint, borrowing old mechanics while quietly applying modern control over resonance, distortion, and wear behavior.