Headphone Amplifier/DAC Sennheiser HDV820 – optimal sound

The Sennheiser HDV820 is a high-quality digital headphone amplifier designed for use with high-impedance headphones. It is built with premium materials and features a sturdy, durable design. The exterior of the HDV820 is made of brushed aluminum, which gives it a sleek and professional appearance. The amplifier features a solid metal volume knob and high-quality connectors for a reliable, long-lasting connection.

The HDV820 also has a compact and portable design, making it easy to take with you wherever you go. It comes with a protective carrying case to help protect the amplifier from damage during transport.

Overall, the Sennheiser HDV820 is known for its excellent build quality and durability. It is a reliable and long-lasting device that is well-suited for use in a variety of audio applications.

Maximize the potential of your headphones with the Sennheiser HDV820 headphone amplifier.

The perfect combination for Sennheiser and other reference headphones
With most hi-fi amplifiers, the built-in headphone amplifier is usually something of a later idea. Certainly, if you have a pair of quality headphones and/or use phones often, then it’s worth getting a dedicated amp, like the Sennheiser HDV820. Years of specialist experience have produced a headphone amplifier of absolute precision.

Quality components and gain control for optimal sound
Using high-performance components, the Sennheiser HDV820 offers a level of detail and staging that standard headphone amplifiers can’t expect to match. Quality volume control not only offers precise volume, but also ultra-low distortion levels. There is a five-step gain control at the back of the unit. This optimizes playback, whatever the headset’s impedion.

Much more than a headphone amplifier – it’s also a quality DAC
With an integrated DAC ESS Sabre32 (Digital to Analogue Convertor), you can connect digital input sources without the need for a separate DAC. A selection of coaxial, optical and USB inputs ensures connection with PC, laptop, Blu-ray/DVD/CD player and virtually any source with digital output. The XLR balanced analog output also allows you to connect to a suitable amplifier, such as the Cambridge Audio Azur 851A, and use the HDV820 as a stand-alone DAC.

The Sennheiser HD 820 is a high-end, closed-back headphone that is designed for audiophile listening. It features a unique design that utilizes a transparent glass cover on the ear cups to enclose the drivers, which helps to reduce resonance and improve sound quality. The HD 820 also has a frequency response of 4 Hz to 51 kHz, which allows it to reproduce a wide range of frequencies with exceptional clarity and detail.

The HD 820 is equipped with a dynamic transducer that delivers a powerful and detailed soundstage, and it has a sensitivity of 104 dB SPL/1V. It has a impedance of 300 ohms, which means it requires a high-quality amplifier to reach its full potential. The HD 820 is compatible with a variety of amplifiers, including the Sennheiser HDV820 digital headphone amplifier.

Overall, the Sennheiser HD 820 is a high-quality headphone that is designed for audiophile listening. It delivers exceptional sound quality and has a unique and stylish design. If you are looking for a high-end headphone for critical listening, the HD 820 is worth considering.

The Sennheiser HD 820 and HDV820 are a great combination for audiophile listening. The HD 820 is a high-end, closed-back headphone that delivers exceptional sound quality and has a unique design that utilizes a transparent glass cover on the ear cups to enclose the drivers. The HDV820 is a digital headphone amplifier that is designed to work with high-impedance headphones like the HD 820.

When paired with the HDV820, the HD 820 can reach its full potential and deliver an even more detailed and immersive listening experience. The HDV820 has a frequency response of 5 Hz to 90 kHz and can drive the HD 820 with plenty of power and detail.

To use the HD 820 with the HDV820, simply connect the HD 820 to the amplifier using the appropriate connector (such as a 3.5 mm or 6.3 mm jack) and then connect the amplifier to your audio source using the appropriate cable (such as an optical or coaxial cable). The HDV820 has a volume control knob that can be used to adjust the volume to your desired level.

The combination of the Sennheiser HD 820 and HDV820 is a great choice for audiophile listening. The HD 820 delivers exceptional sound quality and the HDV820 provides the power and detail needed to drive the headphones to their full potential.

Sennheiser HVD820

Pro connectivity
With a wide range of different types of plugs, you can connect most headphones to this amp. The XLR3, XLR4 and Pentaconn 4.4mm sockets are perfect for the growing number of balanced output headphones. A high-quality 6.35mm jack is also available for standard headphones. On the back, the RCA phono and XLR-3 inputs are available to connect to the amplifier or music source. For digital sources there is optical, coaxial and USB.


Precision construction
A precisely constructed anodized housing not only looks and feels good, but also offers protection against electrical and mechanical interference. With its full shielding and dedicated power supply, the Sennheiser HVD820 offers great advantages over built-in headphone amps with much lower distortion levels and background noise. Photo:Sennheiser

Listen to the last drop in headphone performance with the Sennheiser HDV820.

Sennheiser HDV820 headphone amp Specs:

Brand   Sennheiser
Dimensions WxDxH (mm) 224 x 306 x 44
USB   1
Weight (KG)   2.25
Freq Response (Hz)   10 – 100,000
XLR Balanced Outputs   Yes
Analogue Input   1
Optical Digital Inputs   1
XLR Inputs   1 Pair
Headphone Output 6.35mm, 4.4mm, XLR3 and XLR4

Sennheiser HDV820 – What’s in the box?

  • Headphones HD 820 (closed, dynamic headphones)
  • Connection cable: ¼” (6.35 mm) stereo jack plug (connected ex works), unbalanced
  • 4.4 mm stereo jack plug, balanced
  • USB flash drive (SD-U16L version) with instruction manual (as PDF file) and individually diffuse-field frequency response curve
  • Instruction manual
  • Storage box
  • Microfiber cloth
  • HDV 820 Headphone Amplifier
  • Power supply cable (depending on region; EU, UK, US, CN, KR)
  • Quick guide
  • Safety guide
  • Microfiber cloth
  • USB flash drive (SD-U16L version) with instruction manual (as PDF file) and driver software for Microsoft Windows operating systems

More about Sennheiser:

Sennheiser is a German audio company that was founded in 1945. It is known for producing high-quality headphones, microphones, and other audio equipment for a variety of applications, including music, gaming, and personal listening.

Sennheiser is committed to innovation and producing products that deliver exceptional sound quality and performance. The company has a wide range of products available, including headphones for personal listening, microphones for recording and live performance, and wireless audio systems for public events and presentations.

In addition to its audio products, Sennheiser is also known for its research and development efforts. The company has a team of engineers and scientists who work to push the boundaries of what is possible in the audio industry and develop new technologies and products.

Overall, Sennheiser is a well-respected and trusted brand in the audio industry, known for producing high-quality products that deliver exceptional sound and performance.