Field Test · Studio Gear Review
HEDD HEDDphone Two GT
Detailed Technical Assessment of HEDD’s High-End HEDDphone Two GT
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Spec Sheet
- Open-backed design
- Circumaural
- Based on HEDD HEDDphone Two Design
- Air Motion Transformer driver (AMT) and a lower distortion, multi-layered Kapton polyimide diaphragm
- Variable Velocity Transformation (VVT)
- Frequency range: 10 Hz – 40,000 Hz
- Max. SPL: 88 dB @ 1 mW
- Impedance: 41 Ohm
- Adjustable headband (height, width, bend and clamping pressure)
- Hand-braided and nylon-woven SPC cables
- Made from materials such as carbon fibre and magnesium for low weight
- Weight: 550 g
- 6.3 mm jack 1.6 m cable (unbalanced)
- 4.4 mm jack 1.6 m cable (balanced)
- 6.3 mm to 3.5 mm jack 3-pin audio adapter (unbalanced)
- 4.4 mm jack to 4-pin XLR 4-pin audio adapter (balanced)
- Velour ear cushions
- Travel case
- Registration card for warranty extension
- Product history booklet
Studio Log
| Available since | November 2024 |
|---|---|
| Item number | 601326 |
| Sales Unit | 1 piece(s) |
| Design | Over-Ear |
| System | Open |
| Impedance | 41 Ohms |
| Frequency range | 10 Hz – 40000 Hz |
| Adapter | Yes |
| Replacable Cable | Yes |
| Marrone/Argento | Black |
| Sensitivity | 88 dB |
| Type Of Connector | Jack (stereo) |
| Weight | 550 g |
Demo Footage
Field Photography
QC Pass — Field Test
Customer Review Summary
Introduction
The HEDDphone Two GT offers a distinct approach to high-fidelity listening with its open-backed, circumaural design utilising Air Motion Transformer (AMT) driver technology. Priced at £1,899, it targets audiophiles seeking precision and comfort in a sturdy yet lightweight construction that has been available since November 2024.
Design and Build Quality
The headphones employ carbon fibre and magnesium components, striking a balance between robustness and low weight at 550 grams. The adjustable headband allows fine-tuning of height, width, bend and clamping pressure to suit various head sizes, ensuring a secure fit.
Ear cushions are made from velour, which aims to provide comfort during extended listening sessions, although some users with smaller head circumferences report a comparatively tight ear cup fit leading to noticeable warmth under the pads.
Included with the HEDDphone Two GT are two hand-braided cables featuring both 6.3 mm unbalanced and 4.4 mm balanced connections, along with appropriate adapters for versatility in sourcing audio equipment. A travel case and registration card supporting warranty extension come standard, indicating attention to ownership experience.
Technical Specifications
- Type: Open-back, circumaural headphones
- Driver: Air Motion Transformer with variable velocity transformation and multi-layer Kapton polyimide diaphragm
- Frequency Response: 10 Hz to 40,000 Hz
- Impedance: 41 Ohms
- Sensitivity: 88 dB SPL at 1 mW
- Weight: 550 grams
- Cabling: Replaceable, hand-braided nylon and SPC
- Connectors: 6.3 mm and 4.4 mm jacks, with adapters for 3.5 mm and 4-pin XLR
Sound Performance
The sound signature of the HEDDphone Two GT demonstrates a remarkable balance across the frequency spectrum. Bass response is clean and precise without overemphasis, producing tight and well-defined low frequencies suitable for detailed listening.
Upper frequencies are notably clear and bright but restrained enough to avoid harshness or listener fatigue, contributing to an overall soundstage that is both open and deeply immersive. The HEDDphone Two GT excels in revealing production nuances, making it suitable for critical listening and audio mixing.
The device’s open-back system and AMT driver configuration deliver a wide and natural spatial representation, bringing forward a realistic sound field with excellent layering and instrument separation.
Use Cases and User Experience
The HEDDphone Two GT performs well across diverse musical genres, supporting a wide range from complex classical pieces to detailed electronic music. Its sonic clarity encourages critical analysis rather than casual background listening.
Some owners with smaller head sizes have noted a less comfortable fit, with the headphones moving slightly during head motion and limited ear cup space resulting in warmth around the ears. This may influence suitability depending on individual head shape.
Customer support has been reported as responsive and helpful, an important consideration for an investment at this price point.
Comparison and Final Thoughts
While the HEDDphone Two GT offers a high degree of fidelity and construction quality, subjective preferences will vary. For example, some users find the sound presentation more clinical or analytical compared to other flagship models like the Focal Clear MG Professional, which may provide a more emotionally engaging experience.
, the HEDDphone Two GT stands out with precise engineering, balanced sound, and premium materials, appealing to listeners seeking technical excellence and detail. Potential buyers should consider personal fit and sonic preference carefully before investing.
