507445 - Sennheiser HDV 820 DAC and Headphone Amplifier Black
Features
HDV 820 - The master key to your music.
- Next generation of acclaimed digital headphones amplifier
- Perfectly complements the Sennheiser audiophile headphone range
- Class-leading ESS 9028PRO SABRE digital-to-analog converter
- Capable of playing DSD256 files of up to 12.3 MHz, in addition to PCM files up to 32-bit and 384 kHz sample rate
- Audio outputs include XLR3, XLR4, a 6.3 mm jack socket and 4.4 mm Pentaconn socket
- Audio outputs include XLR3, XLR4, a 6.3 mm jack socket and 4.4 mm Pentaconn socket
- Features balanced (XLR) and unbalanced (RCA) analog inputs

The go-to hub for all of your sources
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.
Maximizing headphone performance
The HDV 820 is a reference-grade solution for critical listening tasks.

The tale of two heroes
Introducing the HDV 820's premium converter and amp circuitry.

Full control over our signature sound
It's easier than ever to insert the HDV 820 into your hi-fi setup.

Design in Mind
The interface of the HDV 820 mirrors its sonic experience with a control panel providing concise, unobstructed feedback.


- Reference grade solution
- ESS 9028PRO SABRE DAC
- Sonic purity
- Versatile connections
- DSD support
Specifications
Technical Specifications
| Article number (SKU) | 507442 (EU), 507443 (UK), 507444 (US), 507445 (CN), 507446 (KR) |
|---|---|
| Dimensions | 224 x 44 x 306 mm |
| Frequency response | 10 Hz - 100 kHz |
| Bluetooth output power | 480 mW |
| Weight | 2.25 kg |
| Attenuation | 93 dB |
| Total harmonic distortion (THD) | < 0.001% |
| Dynamic range | > 115 dB @ 600 O load (A-weighted) |
| Gain | UNBAL input/XLR-4 output: Adjustable 14 dB, 22 dB, 30 dB, 38 dB, 46 dB BAL input/XLR-4 output: 16 dB |
| Power Supply | 100 - 240 V, 50 - 60 Hz |
| Power consumption | 12 - 18 W |
| USB standard | USB 2.0 |
| Connection | 6.35 mm jack socket, 4.4 mm Pentaconn, XLR-4 (optical) |
| Brand | Sennheiser |
|---|---|
| Product Type | Headphones & Audio > DACs, Amps & Sound Cards |
| Weight | 1.1 kg |
| Warranty |
|---|
Note:
Warranty period is as stated above unless the manufacturer has chosen to specify a longer period.
All warranties are return to base unless otherwise specified.
Shipping Information
- Free NZ-wide shipping on orders over $299
- Standard delivery 2–5 business days
- Rural delivery may take an additional 1–2 days
- Same-day dispatch for orders placed before 2pm (weekdays)
Returns Policy
- 7-day returns on unused items in original packaging
- Faulty or damaged products covered under warranty
- Contact our support team to initiate a return








