Sennheiser HDV 820 Hi-Fi Amplifier & Hi-Res DAC

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The HDV 820 unlocks the potential of your Sennheiser headphone collection. Expect class-leading DAC and headphone amplifier technology with a plethora of state-of-the-art I/O and world-class conversion.

"There's much to like here. Admire, even. The HDV 820 is well made, nice to use and has an unusually precise and fluid sonic balance." What Hi-Fi?


Sale price$2,499.00 Regular price$3,799.00
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Key features

ESS 9028PRO SABRE DAC

Sonic purity

Versatile connections

DSD support

Frequency response 10 Hz - 100 kHz

Sennheiser HDV 820 Hi-Fi Amplifier & Hi-Res DAC

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Sennheiser HDV 820 Hi-Fi Amplifier & Hi-Res DAC

The Sennheiser HDV 820 Hi-Fi Amplifier & Hi-Res DAC is a reference-grade headphone amplifier and digital-to-analog converter designed for listeners who demand exceptional clarity, precision, and control from their high-end headphones. Combining Sennheiser’s decades of audio expertise with a premium ESS 9028PRO SABRE DAC, the HDV 820 is built to reveal the finest details hidden within your music.

Whether you are listening to high-resolution PCM files, DSD recordings, CDs, or streaming from a digital source, the HDV 820 provides an exceptionally clean and accurate signal path. Its extensive digital and analog connectivity makes it easy to integrate into a serious hi-fi or desktop audio system.

With support for DSD256, PCM up to 32-bit/384 kHz, balanced and unbalanced inputs, and multiple premium headphone outputs, it offers the flexibility needed for modern audiophile setups. If you own high-end Sennheiser headphones—or simply want to experience your music with greater resolution, separation, and realism—the HDV 820 is designed to take your listening experience to the next level.

Sennheiser HDV 820 Hi-Fi Amplifier & Hi-Res DAC

Reference-Grade ESS 9028PRO SABRE DAC

At the heart of the HDV 820 is the ESS 9028PRO SABRE DAC, delivering highly precise digital-to-analog conversion with exceptional clarity and accuracy.

It faithfully reproduces the source without adding unwanted coloration, allowing you to hear music with impressive detail, transparency, and natural tonal balance.

Sennheiser HDV 820 Hi-Fi Amplifier & Hi-Res DAC

Exceptional Hi-Res Audio & DSD256 Support

The HDV 820 supports PCM audio up to 32-bit/384 kHz as well as DSD256 files up to 12.3 MHz, making it ready for demanding high-resolution music collections.

This advanced format support allows you to enjoy subtle details, greater texture, and a more immersive presentation from compatible recordings.

Sennheiser HDV 820 Hi-Fi Amplifier & Hi-Res DAC

Powerful, Ultra-Clean Headphone Amplification

Its premium amplifier circuitry provides confident gain while maintaining an extremely low noise floor, helping your headphones deliver their full potential.

With THD below 0.001% and a dynamic range exceeding 115 dB at 600 Ω, the HDV 820 is engineered for clean, controlled, and highly detailed listening.

Sennheiser HDV 820 Hi-Fi Amplifier & Hi-Res DAC

Extensive Balanced & Unbalanced Connectivity

The HDV 820 works seamlessly with a wide variety of hi-fi equipment through USB, optical, coaxial, balanced XLR, and unbalanced RCA inputs.

Multiple headphone outputs—including XLR3, XLR4, 6.35 mm, and 4.4 mm Pentaconn—give you exceptional flexibility when connecting different headphones and cables.

Sennheiser HDV 820 Hi-Fi Amplifier & Hi-Res DAC

Designed for High-End Sennheiser Headphones

The HDV 820 is an ideal companion for Sennheiser’s audiophile headphone range, including models such as the HD 800 S, HD 820, and HD 660 S. Its precise amplification and conversion circuitry helps these headphones perform at their best.

Delivering greater control, separation, and immersion while also supporting other dynamic headphones.

Sennheiser HDV 820 Hi-Fi Amplifier & Hi-Res DAC

Premium Build & Complete Hi-Fi System Integration

Built with a sturdy chassis and intuitive controls, the HDV 820 combines a sophisticated appearance with the durability expected from a high-performance audio component.

Its XLR analog outputs can also pass audio to other components, powered speakers, or studio monitors, making it a versatile centerpiece for a serious desktop or hi-fi listening system.

Sennheiser HDV 820 Hi-Fi Amplifier & Hi-Res DAC
"There's much to like here. Admire, even. The HDV 820 is well made, nice to use and has an unusually precise and fluid sonic balance."

What Hi-Fi?

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