MOONDROP Old Fashioned 40mm Open-Back On-Ear Headphones

Classic Design, Reimagined for Modern Listening Inspired by the iconic portable headphones that accompanied cassette players and early personal audio systems, the MOONDROP Old Fashioned brings a timeless form factor into the modern era. Its transparent housings, slim metal headband and distinctive orange details preserve the character of vintage portable headphones while introducing a more refined acoustic structure, improved adjustability and replaceable components. The result is a headphone that feels familiar, expressive and unmistakably modern. Large 40mm Dynamic Driver Unlike many compact on-ear headphones, the Old Fashioned uses a full-size 40mm dynamic driver carefully integrated into its compact housing. MOONDROP optimized the driver’s diaphragm damping and resonant frequency to achieve deeper bass extension while maintaining the open, relaxed character expected from this style of headphone. Its three-layer rigid-flex composite diaphragm is engineered to deliver controlled movement, low distortion and a balanced listening experience across the audible frequency range. Open-Back Sound with a Natural Sense of Space The open-back acoustic structure allows air to move freely through the earcups, creating a more spacious and natural presentation than the enclosed feeling commonly associated with compact closed-back headphones. This design gives instruments, vocals and ambient details room to breathe, making the Old Fashioned especially enjoyable for relaxed music listening, instrument practice, songwriting, editing and casual home-studio work in quiet environments. Its tuning is designed around a smooth frequency response with a warm and fatigue-free character. A Comfortable Alternative to In-Ear Earphones Not everyone enjoys inserting earphones or IEMs into the ear canal. The Old Fashioned offers a comfortable on-ear alternative for listeners who prefer a more traditional wearing experience. Its soft foam cushions rest directly against the ears, while the telescopic headband and multi-axis swivel hinges allow each earcup to follow the shape and angle of the wearer’s head. Refined hinge damping gives the adjustment mechanism a controlled and secure feel during everyday use. Ideal for Musicians and Music Creators The Old Fashioned is a practical option for guitarists, keyboard players, producers and other musicians who want an open and comfortable headphone for practicing, composing or listening at home. Its 32-ohm impedance and 109dB/Vrms sensitivity make it suitable for use with many common audio sources, including portable players, computers, audio interfaces and devices equipped with a standard 3.5mm headphone output. Under normal listening conditions, it does not require a powerful dedicated headphone amplifier. (moondroplab.com) Detachable 0.78mm 2-Pin Cable Instead of using a permanently attached cable, the Old Fashioned features a detachable 0.78mm 2-pin connection. This makes the cable easier to replace in case of wear and provides greater flexibility for compatible cable upgrades or alternative connection configurations. The included cable terminates in a standard 3.5mm stereo plug for broad compatibility with portable and desktop audio equipment. Modular and Customizable Construction The earcups and headband use a detachable modular structure. The swivel-ball connections allow the earcups to be removed and potentially combined with compatible custom accessories, including experimental ear-hook or neckband-style configurations. Third-party prototypes shown by MOONDROP are not included with the product, and official accessory kits were still described by the manufacturer as being under development. Retro Character, Modern Fidelity The Old Fashioned is designed for listeners who appreciate the simplicity and comfort of classic portable headphones but do not want to give up modern acoustic engineering. Whether used for discovering new music, practicing an instrument, working on creative ideas or simply enjoying a long listening session, it delivers a distinctive combination of vintage style, open-back presentation and replaceable modern components. Key Features Retro-inspired open-back on-ear design Large 40mm dynamic driver Three-layer rigid-flex composite diaphragm High-damping driver design Warm and fatigue-free sound signature Open and natural spatial presentation Telescopic adjustable headband Multi-axis swivel earcups Soft on-ear foam cushions Detachable 0.78mm 2-pin cable Standard 3.5mm stereo plug Modular detachable earcup and headband structure Easy to pair with common portable and desktop audio sources Recommended Uses Music listening at home Guitar, keyboard and instrument practice Songwriting and music production Editing and arrangement work Home-studio reference listening Desktop audio systems Portable audio players Listeners who prefer headphones over in-ear monitors Technical Specifications Specification Details Product name MOONDROP Old Fashioned 40mm On-Ear Headphone Model MD-HP-032 Headphone type Open-back on-ear headphone Driver type Dynamic driver Driver size 40mm Diaphragm Three-layer rigid-flex composite diaphragm Headphone connector 0.78mm 2-pin Cable plug 3.5mm stereo plug Frequency response 20Hz–32kHz, IEC 61094 free-field measurement Effective frequency response 20Hz–20kHz, IEC 60318-4, -3dB Impedance 32Ω ±15% at 1kHz Sensitivity 109dB/Vrms at 1kHz Total harmonic distortion ≤0.2% at 94dB, 1kHz What’s in the Box 1 × MOONDROP Old Fashioned headphone 1 × Detachable cable with 3.5mm plug 1 × User manual 1 × Product certificate (moondroplab.com)