1. Einleitung
The Superlux HD681 are semi-open studio headphones designed for a wide range of audio applications, including professional monitoring, recording, mixing, podcasting, and general music enjoyment. Featuring 50mm neodymium drivers, these headphones deliver a balanced audio experience with a broad frequency response, deep bass, and clear highs. Their lightweight and comfortable design ensures suitability for extended listening sessions.

Figure 1: Superlux HD681 Semi-Open Studio Headphones
2. Hauptmerkmale
- Accurate & Detailed Sound: Balanced audio with a 10–30,000 Hz frequency range, 50mm neodymium drivers for vivid detail, deep bass, clear highs, and wide soundstage.
- Deep Low-Frequency Impact: Specially tuned for rich low-end depth, ideal for classical music and large ensembles.
- Komfortables Design: Self-adjusting headband and soft vinyl earpads for long-term comfort. Lightweight build (9.9 ounces).
- Single-Sided Cable: Durable 2.5-meter (8.2 ft.) straight, single-sided cable with screw-on gold-plated stereo mini plug.
- Professional Versatility: 32 Ω impedance and 300 mW maximum power, adaptable to various settings including mixing, tracking, and general listening.

Figure 2: Ultra-wide Frequency Response for detailed audio.
Video 1: Endeview of Superlux HD681 Semi-Open Back Headphones, showcasing Hauptmerkmale und Design.
3. Einrichtung
The Superlux HD681 headphones are designed for simple plug-and-play operation. Follow these steps to connect your headphones:
- Identify the Audio Source: Determine if your audio device requires a 3.5mm or 6.3mm audio jack.
- Schließen Sie das Kabel an: The headphones come with a 3.5mm stereo mini plug. If your device requires a 6.3mm connection, attach the included screw-on 6.3mm adapter to the 3.5mm plug.
- Einstecken: Insert the appropriate audio jack into your device's headphone output.
- Kopfband anpassen: The self-adjusting headband will automatically conform to your head size for a comfortable fit.

Figure 3: Connecting the 3.5mm plug and 6.3mm adapter.
4. Bedienungsanleitung
Once connected, the Superlux HD681 headphones are ready for use. Adjust the volume on your audio source to a comfortable listening level. These headphones are suitable for a variety of applications:
- Musik hören: Enjoy high-fidelity audio for all music genres, especially classical, with their wide soundstage and clear dynamics.
- Studio-Monitoring: Use for critical listening during recording, mixing, and tracking sessions.
- Spielen: Experience immersive sound for gaming with clear audio cues.
- Podcasting & Content Creation: Ideal for monitoring audio during podcast recording or video production.

Figure 4: Enjoying music with the HD681 headphones.
5. Wartung
To ensure the longevity and optimal performance of your Superlux HD681 headphones, follow these maintenance guidelines:
- Reinigung: Reinigen Sie die Kopfhörer mit einem weichen, trockenen Tuch. Vermeiden Sie die Verwendung von scharfen Chemikalien oder scheuernden Materialien.
- Pflege der Ohrpolster: The vinyl earpads can be gently cleaned with a damp cloth. For replacement, refer to the earpad replacement tutorial video.
- Kabelpflege: Um Beschädigungen zu vermeiden, sollten Sie scharfe Biegungen oder übermäßiges Ziehen am Kabel verhindern.
- Lagerung: Store the headphones in a cool, dry place, preferably in the included travel pouch, to protect them from dust and physical damage.
Video 2: Earpad Replacement Tutorial Video for Superlux HD681 series headphones.
6. Fehlerbehebung
If you encounter issues with your Superlux HD681 headphones, try the following solutions:
- Kein Ton:
- Stellen Sie sicher, dass das Audiokabel sowohl an die Kopfhörer als auch an die Audioquelle fest angeschlossen ist.
- Überprüfen Sie die Lautstärke Ihrer Audioquelle und stellen Sie sicher, dass sie nicht stummgeschaltet ist.
- Test the headphones with a different audio source or device to rule out a device-specific issue.
- Poor Sound Quality (Distortion, Hissing):
- Verify that the audio cable connections are firm.
- Reduce the volume on your audio source if distortion occurs at high levels.
- Stellen Sie sicher, dass die Audioquelle eine hohe Audioqualität wiedergibt. files. Low-quality audio can result in poor sound.
- Prüfen Sie, ob das Kabel oder die Kopfhörertreiber beschädigt sind.
- Unbequeme Passform:
- Allow the self-adjusting headband to settle.
- Ensure the earpads are correctly positioned over your ears.
7. Spezifikationen

Figure 5: Dimensions of the Superlux HD681 headphones.
| Besonderheit | Detail |
|---|---|
| Modellname | HD681 |
| Marke | Superlux |
| Platzierung des Ohrs | Über dem Ohr |
| Formfaktor | Über dem Ohr |
| Konnektivitätstechnologie | Verdrahtet |
| Kopfhöreranschluss | 3.5 mm Klinke |
| Impedanz | 32 Ohm |
| Audiotreibertyp | Dynamischer Treiber |
| Artikelgewicht | 9.9 Unzen (0.28 Kilogramm) |
| Technische Daten | 4.21 x 7.36 x 7.87 Zoll |
| Frequenzbereich | 10-30,000 Hz |
| Maximale Leistung | 300 mW |
8. Lieferumfang
Your Superlux HD681 package includes the following items:
- Superlux HD681 Semi-Open Studio Headphones
- 2.5-meter (8.2 ft.) straight, single-sided cable with 3.5mm stereo mini plug
- Screw-on 6.3mm adapter
- Reisetasche

Figure 6: What's included in the Superlux HD681 package.
9. Garantie und Support
For product support, technical assistance, or warranty inquiries, please refer to the official Superlux website or contact your retailer. Specific warranty details may vary by region and retailer.