AKG K812 Superior Reference Open-Back Over-Ear Headphones

Flagship Reference Sound. Extraordinary Precision. Pure Musical Detail.

Discover the pinnacle of AKG's professional headphone engineering with the AKG K812 Superior Reference Headphones, designed for demanding music professionals, mixing engineers, mastering specialists and discerning audiophiles.

Featuring AKG's largest 53mm transducers, a powerful 1.5 Tesla magnet system and an ultra-lightweight two-layer voice coil, the K812 delivers exceptional sonic detail, accurate stereo imaging and a pure, natural listening experience.

Its sophisticated open-back acoustic design creates a spacious soundstage, allowing listeners to appreciate the smallest details in recordings with impressive clarity and precision.

Built for professional use and extended listening sessions, the K812 features an open mesh headband, specially designed 3D-shaped slow-retention ear pads and premium construction.

Whether you're mastering a recording, evaluating a complex mix or enjoying high-fidelity music, the AKG K812 delivers flagship reference performance.

Key Features

• Flagship Reference Headphones – Designed for professional mixing, mastering and critical listening.
• Large 53mm Transducers – AKG's largest headphone transducers, engineered for exceptional headroom and dynamic range.
• Powerful 1.5 Tesla Magnet System – Designed to deliver precise stereo imaging and accurate sound reproduction.
• Ultra-Lightweight Two-Layer Voice Coil – Provides excellent impulse response and detailed transient reproduction.
• Open-Back Acoustic Design – Creates a spacious, natural listening experience.
• 5Hz–54kHz Frequency Response – Exceptionally wide specified frequency bandwidth.
• 36-Ohm Impedance – Compatible with a range of headphone amplifiers and audio equipment.
• 110dB SPL/V Sensitivity – Designed for efficient audio reproduction.
• Open Mesh Headband – Supports comfortable extended listening.
• 3D-Shaped Slow-Retention Ear Pads – Comfortable fit with replaceable cushions.
• Detachable 3m Cable – Practical connectivity for professional and home audio systems.
• Premium Headphone Stand Included – Convenient storage and display.

Why Buy the AKG K812?

1. AKG's Largest 53mm Transducers

At the heart of the K812 are specially developed 53mm transducers, the largest headphone transducers AKG has designed.

Developed from the ground up, these drivers are engineered to deliver outstanding dynamic range and headroom.

This allows the K812 to reproduce both delicate musical passages and powerful dynamic changes with precision.

Why it matters: Experience detailed sound reproduction with impressive dynamic capabilities for professional and audiophile listening.

2. Powerful 1.5 Tesla Magnet System

The K812 incorporates a powerful 1.5 Tesla magnet system, designed to provide highly accurate imaging and precise driver control.

This advanced magnetic system helps reproduce subtle details and spatial information within a recording.

For mixing and mastering engineers, accurate stereo imaging is important when evaluating instrument positioning and the overall balance of a mix.

Why it matters: Exceptional clarity and spatial precision for critical listening applications.

3. Ultra-Lightweight Two-Layer Voice Coil

AKG equips the K812 with an ultra-lightweight two-layer voice coil engineered for superior impulse response.

This technology helps reproduce fast musical transients such as percussion, plucked strings and dynamic instrumental passages.

The result is a detailed listening presentation suited to analysing complex recordings.

Why it matters: Hear subtle changes in timing, attack and musical texture.

4. Spacious Open-Back Soundstage

The K812 features an open-back acoustic design that delivers a natural and spacious sound presentation.

By allowing sound to pass through the earcup housing, the headphones create an open listening experience with a greater sense of space.

This is especially valuable when evaluating stereo width, instrument separation and ambient details in recordings.

Why it matters: Ideal for professional mixing, mastering and immersive Hi-Fi listening in quiet environments.

5. Exceptional Reference Accuracy

The AKG K812 is engineered to reproduce sound with exceptional clarity and natural tonal balance.

Its advanced transducer design, powerful magnet system and carefully engineered acoustics work together to reveal fine musical details.

Whether you're reviewing a final master or listening to a high-quality recording, the K812 provides a detailed perspective on the source material.

Why it matters: A professional reference headphone for demanding audio work and serious music appreciation.

6. Premium Comfort for Extended Sessions

The K812 features an open mesh headband and specially shaped slow-retention ear pads.

These components are designed to provide a comfortable fit during extended mixing, mastering and listening sessions.

The replaceable ear pads also support long-term usability.

Why it matters: Comfortable and practical for prolonged studio work or dedicated home listening.

7. Detachable Cable for Professional Flexibility

The K812 features a detachable 3-metre audio cable, making it convenient to connect to desktop headphone amplifiers, audio interfaces and Hi-Fi equipment.

Its gold-plated 3.5mm stereo connector and included 6.3mm adapter support compatibility with a wide range of audio devices.

Why it matters: Flexible connectivity for professional studio setups and high-end home audio systems.

8. A Flagship Addition to Your Hi-Fi System

With its 36-ohm impedance and 110dB SPL/V sensitivity, the K812 can be used with a variety of capable headphone outputs.

For serious audiophile listening, pairing the K812 with a quality DAC and headphone amplifier can help provide sufficient dynamic headroom and a refined desktop listening setup.

Why it matters: An excellent choice for enthusiasts investing in a premium personal audio system.

Important: Understanding Open-Back Headphones

The AKG K812 is designed primarily for quiet listening environments.

Because of its open-back construction:

• Sound can leak out and may be audible to people nearby.
• External noise remains audible during listening.
• The headphones do not provide strong passive noise isolation.
• They are generally unsuitable for vocal recording near sensitive microphones.
• They are best enjoyed in studios, quiet rooms and dedicated Hi-Fi listening spaces.

Who Should Buy the AKG K812?

• Professional Mixing Engineers – Precise stereo imaging and detailed audio reproduction.
• Mastering Engineers – Reference listening for evaluating subtle recording details.
• Music Producers – Accurate reproduction for critical production decisions.
• Audiophiles – Flagship open-back headphones for high-fidelity music enjoyment.
• Home Hi-Fi Enthusiasts – Premium listening for dedicated DAC and headphone amplifier systems.
• Recording Studios – A reference headphone for detailed audio evaluation.
• Composers and Musicians – Natural reproduction of complex musical arrangements.

Technical Specifications

What's in the Box?

• 1 × AKG K812 Superior Reference Headphones

• 1 × Premium Headphone Stand

• 1 × 3m Detachable Cable