HEDDphone D1 Dynamic Headphone
£599

Features
- 50 mm dynamic driver with Thin-Ply Carbon Diaphragm (TPCD)
- Open-back, over-ear design for wide soundstage
- 32 Ω impedance, easy to drive
- 100 dB sensitivity, detailed and dynamic sound
- 5 Hz–40 kHz frequency response
- Lightweight 350 g chassis
- Replaceable parts with 5-year warranty
- Includes textile cable, adapter, and case

Specifications
| Driver | 50 mm dynamic driver with Thin-Ply Carbon Diaphragm (TPCD) |
| Design | Open-back, over-ear headphones |
| Impedance | 32 Ω, easy to drive |
| Sensitivity | 100 dB for clear, dynamic sound |
| Frequency Response | 5 Hz – 40 kHz |
| Weight | 350 g (lightweight build) |
| Build & Warranty | Replaceable parts, 5-year warranty |
| Accessories | Textile cable, 6.35 mm adapter, carry case |

Description

HEDDphone® D1
A new HEDDphone® built for true listening, the D1 delivers the clarity, realism, and tonal integrity of a reference monitor. Every note feels balanced and immediate, details are revealed without fatigue, and the carefully engineered fit ensures lasting comfort for extended sessions.
The D1 is the world’s first dynamic headphone with a Thin-Ply Carbon Diaphragm (TPCD). Developed with Swedish company Composite Sound, specialists in advanced audio diaphragms, the D1 combines HEDD’s 40 years of acoustic expertise with advanced material science.
Built with precision, purpose, and material integrity, the HEDDphone® D1 delivers reference-grade accuracy and balance. Made for those who are serious about sound.
HEDDphone® D1 Measurements
The following graph shows the frequency response for the HEDDphone® D1 using two different simulator



“When it comes to sonic clarity and tonal accuracy, the HEDDphone® D1 produces the kind of sound signature that eludes most audiophiles seeking the Holy Grail of fidelity and balance.”
Mark Sparrow
— Consumer Tech @ Forbes


Warranty
Backed with a 5-year’s Manufacturer warranty.
Delivery Info

Delivery Information
As a company our primary goal is to provide a seamless service that results in customer satisfaction. We aim to deliver within 3 working days. Unfortunately, there may be occasions where this time frame may not be met due to unforeseen circumstances; in this instance, we deliver product/s as soon as we can. All delivery charges are included within the prices quoted, unless otherwise specified.
All small items are usually delivered between 9am and 6pm, on a Monday to Friday, unless a Saturday delivery is requested. Follow My Parcel is an industry-changing innovation from DPD Local, which will give your customers unparalleled levels of information and peace of mind.Not only will your customers receive a one hour delivery timeslot, but they’ll now also be able to track the progress of their parcels on a map as our drivers make their way to the delivery addresses. Follow My Parcel will:









