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Sennheiser HD 820 Closed-Back Stereo Over-Ear Headphones

Used Cat #3196362 • MFR #507435
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Key Features
  • Closed-Back Design Minimizes Resonance
  • Dynamic Ring Radiator Transducers
  • 12 Hz to 43.8 kHz Frequency Response
  • Up to 26 dB of Noise Cancellation
The Sennheiser HD 820 are closed-back stereo over-ear headphones offering detailed and accurate audio reproduction for audiophiles, mixing and mastering engineers, and music aficionados in studios, listening rooms, and on the go. Their closed-back design delivers up to 26 dB of passive noise cancellation and incorporates concave glass covers, which reduce resonance by reflecting sound to a dedicated absorber. Sennheiser's dynamic Ring Radiator transducers provide a maximum SPL of 103 dB and a wide frequency response of 12 Hz to 43.8 kHz.

Handcrafted microfiber ear cushions and a sturdy metal headband with an internal damper offer comfort and stability during wearing. A 10' impedance-matching cable allows distance between you and your headphone amplifier, while balanced 4.4mm and unbalanced 1/4" plugs enable versatile connectivity.

The HD 820 headphones ship with a microfiber cloth and a storage box for simplified transport.

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Usedincl. original box
Warranty: B&H 90 Days
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Sennheiser 507435 Overview

The Sennheiser HD 820 are closed-back stereo over-ear headphones offering detailed and accurate audio reproduction for audiophiles, mixing and mastering engineers, and music aficionados in studios, listening rooms, and on the go. Their closed-back design delivers up to 26 dB of passive noise cancellation and incorporates concave glass covers, which reduce resonance by reflecting sound to a dedicated absorber. Sennheiser's dynamic Ring Radiator transducers provide a maximum SPL of 103 dB and a wide frequency response of 12 Hz to 43.8 kHz.

Handcrafted microfiber ear cushions and a sturdy metal headband with an internal damper offer comfort and stability during wearing. A 10' impedance-matching cable allows distance between you and your headphone amplifier, while balanced 4.4mm and unbalanced 1/4" plugs enable versatile connectivity.

The HD 820 headphones ship with a microfiber cloth and a storage box for simplified transport.

Visual and Audio Transparency
Dynamic Ring Radiator transducers are fitted with concave glass covers, which reveal the look of the technical components within and reflect sound waves from the rear of the transducer to an absorber, yielding minimal resonance
Carefully Selected Components
From the handcrafted microfiber ear cushions that insulate the listener from ambient noise to the silver-cladded OFC cables, gold-plated plugs, and robust metal headband with an inner damping element, the components work together to deliver comfort and uncompromising sound
Audiophile Connectivity
A specially tuned symmetrical, impedance-matching cable with low capacitance can be terminated with a balanced 4.4mm gold connector or an unbalanced 1/4" gold plug
Extras
In addition to a USB flash drive with a PDF instruction manual and frequency response curve, the HD 820 headphones include a microfiber cloth and storage box
UPC: 615104300439

Sennheiser 507435 Specs

Key Specs
Wearing Style
Dual Ear with Headband
Foldable: No
Earpiece Swivel: No
Open/Closed-Back
Closed-Back
Impedance
300 Ohms
Active Noise Cancellation
No
Built-In Mic
No
Audio Connector
1x 1/4" TRS
1x 4.4 mm TRRRS
Frequency Range
12 Hz to 43.8 kHz (-3 dB)
6 Hz to 48 kHz (-10 dB)
Impedance
300 Ohms
Maximum SPL
103 dB at 1 kHz, 1 V
Headphone
Connectors
1/4" (6.35 mm) unbalanced
4.4 mm Pentaconn balanced
XLR 4-pin balanced
Cable Length
10' / 3 m
Wearing Style
Dual Ear with Headband
Foldable: No
Earpiece Swivel: No
Earpiece Design
Over-Ear (Circumaural)
Weight
12.7 oz / 360 g (without cable)
Open/Closed-Back
Closed-Back
Sound Field
Stereo
Driver Type
Dynamic
Impedance
300 Ohms
Active Noise Cancellation
No
Maximum Sound Pressure Level (SPL)
103 dB at 1 kHz / 1 Vrms
Volume Limiting / Child-Safe
No
Built-In Controls
No
Built-In Mic
No
Connectivity
Audio Connector
1x 1/4" TRS
1x 4.4 mm TRRRS
Cable Design
Non-Detachable / Straight
Cable Length
9.8' / 3 m
Physical
Color
Black
Weight
12.7 oz / 360 g

Sennheiser 507435 Reviews

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