Field Test · Studio Gear Review
Superlux HD-387 Black
Superlux offers budget-friendly, bass-rich in-ear monitors with secure fit
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Spec Sheet
- Dynamic
- 8 mm Neodymium driver
- Sensitivity: 106 dB SPL (1 mW)
- Impedance: 16 Ohm
- Frequency range: 20 – 20,000 Hz
- 1.2 m cable
- Including various sizes of earplugs and ear hooks
Studio Log
| Available since | September 2017 |
|---|---|
| Item number | 407763 |
| Sales Unit | 1 piece(s) |
| Design | In-Ear |
| System | CLosed Back |
| Impedance | 16 Ohms |
| Frequency range | 20 Hz – 20000 Hz |
| Replacable Cable | No |
| Marrone/Argento | Black |
| Construction | In Ear |
| Transmission | Cable |
| Frequency Range | 20 Hz |
| Frequency range to | 20000 Hz |
| Sensitivity | 106 dB |
| Type Of Connector | Mini Jack |
| Colour | Black |
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QC Pass — Field Test
Customer Review Summary
Introduction
The Superlux HD-387 Black is an in-ear, closed-back headphone system launched in 2017 and priced around £15.40. Intended as an affordable option for casual listening, sports, and monitoring, it features an 8 mm neodymium driver, 16 Ohms impedance, and sensitivity rated at 106 dB SPL. This review explores its performance, construction quality, fit and comfort, and overall usability based on user feedback and technical specifications.
Design and Build Quality
The HD-387 sports a traditional in-ear design with a black finish and a non-detachable 1.2 metre cable terminating in a mini-jack connector. Its closed-back system aims to provide isolation from ambient noise, which is supported by multiple earplug sizes and ear hooks included in the package. These accessories cater to different ear canal shapes, enhancing comfort and fit.
The body of the headphones exhibits a robust assembly for its price range, with reports of surviving accidental washing machine cycles and pocket storage without damage. However, some users have noted stiffness in the cable and durability concerns after extended use, such as loss of channel functionality after several months. This suggests moderate durability suitable for less rigorous conditions.
Fit and Comfort
Fit quality is one of the HD-387’s strengths. The inclusion of various silicone ear tips and flexible ear hooks helps secure the headphones firmly, preventing them from falling out even during active movement such as running or on stage. Users with narrower ear canals particularly find these headphones more comfortable than many alternatives.
On the downside, the design’s bulk and cable construction may cause minor discomfort over prolonged periods or under helmets, limiting its suitability for some activities.
Sound Performance
Considering the modest price, the sound quality delivered by the HD-387 is commendable. It offers a bass-focused profile that maintains clarity across mid and high frequencies without notable distortion or harshness. This feature makes it suitable for genres ranging from rock and pop to jazz and singer-songwriter styles. Users report an initially sharp or thin sound which improves markedly once the correct ear tip and ear hook combination is applied, providing a sealed fit.
The headphones deliver notable volume levels even when paired with low-power devices like smartphones. Nevertheless, their sound performance, while satisfying for casual and monitoring tasks, does not rival that of high-end or multi-driver models costing substantially more. Some users find the treble overly prominent for long-term listening, and the overall detail lacks the refinement found in premium products.
Usability and Practicality
The HD-387’s cable does not feature replacement options or length adjustments, limiting versatility. Additionally, the cable’s stiffness has been reported to transmit handling noise, which may irritate some users in quiet settings. A small storage bag with compartments is included, adding a practical touch for transportation.
These headphones are favoured for use in rehearsals, casual listening, running or commuting, and even on-stage monitoring where budget constraints exist. Their effectiveness as budget in-ear monitors is enhanced by the ability to position them securely, reducing ear fatigue and movement noise.
Limitations and Considerations
- Durability: While generally well-built, some units have experienced channel failure within months.
- Cable quality: Stiff cable prone to transmitting noise and discomfort in certain wearing conditions.
- Replacement parts: No option to replace cables or drivers.
- Fit limitations: Larger body may interfere with helmet use or under tight headgear.
- Sound balance: Bass-forward profile may not suit all tastes or audiophile standards.
Conclusion
For a budget price just above £15, the Superlux HD-387 Black headphones offer surprisingly good sound quality with a bass emphasis that caters well to general listening and active use. Multiple ear tips and hooks contribute to a secure fit appreciated by users with challenging ear shapes. While build quality is sufficient for casual use, durability issues and cable stiffness are notable downsides. In terms of sound, they perform above expectations for their cost category but fall short of higher-end models in clarity and detail.
Overall, these are a practical choice for sport, commuting, and entry-level monitoring where affordability and fit stability are priorities. Users seeking premium audio fidelity or long-term ruggedness may want to consider higher-priced alternatives. Yet, for their price, the HD-387 represent compelling value with a solid feature set unlikely to disappoint casual users or those with specific fit challenges.
