SENNHEISER
Sennheiser HD 800S Open-Back Audiophile Over-Ear Headphones|4Hz–51kHz・Made in Germany Flagship
Frequency response 4 Hz – 51,000 HzImpedance 300 ΩSensitivity (SPL) 102 dB(1 V)Total harmonic distortion (THD) < 0.02 %(1 kHzCable length 3 mConnectors 6.35mm unbalanced + 4.4mm balancedWeight Approx. 330 gMagnetic field strength 10.5 mT

Parallel importOne-year warrantyGenuine original product
Product Introduction
This product is a parallel-import version (grey import), not Hong Kong authorized-agent retail packaging; a one-year warranty is provided by our store.

Image: The image shows the Sennheiser HD 800 S (or HD 800 series, with “H
Three Practical Usage Scenarios
Scenario 1
Scenario 1Reference-grade listening Professional monitoring Flagship system pairing Audiophile-grade collection

Image: The image shows the Sennheiser HD 820 (or the HD 800 S / HD 800 from the same series)

Image: The image shows the “headphone body” of the Sennheiser HD 800 S open-back over-ear headphones (printed on the driver ring
Package Contents
Original factory-standard box; actual packaging accessories are subject to the physical product (the instruction manual language in parallel-import packaging may be English, which does not affect product functionality). If you have any questions, please contact our store before placing your order.
Why choose this model?
- Ring radiator driver: — The 56mm ring radiator delivers ultra-low distortion and high resolution.
- 4Hz–51kHz: — Ultra-wide frequency response with excellent extension at both the high and low ends.
- Open soundstage: — The open-back design creates a grand sense of space and precise imaging.
Comparison of Models in the Same Series
| Model |
Type |
Connection |
Positioning |
| HD 505 |
Open-back |
Wired |
Entry-level audiophile |
| HD 550 |
Open-back |
Wired |
Audiophile-grade |
| HD 560S |
Open-back |
Wired |
Neutral monitoring |
| HD 599 |
Open-back |
Wired |
Home Audiophile |
| HD 800S |
Open-back |
Wired |
Flagship |
Learn more about models in the same series:
Comparison is limited to models available in-store; prices are subject to the price displayed on the page at the time of order.
Official Full Specifications
| Headphone Type |
Open-back, over-ear (circumaural) |
| Driver Type |
Dynamic, open-back (ring radiator diaphragm) |
| Frequency Response |
4 Hz – 51,000 Hz |
| Impedance |
300 Ω |
| Sensitivity (SPL) |
102 dB (1 V) |
| Total Harmonic Distortion (THD) |
< 0.02 % (1 kHz / 1 Vrms) |
| Cable Length |
3 m |
| Connectors |
6.35mm unbalanced + 4.4mm balanced |
| Weight |
Approx. 330 g |
| Magnetic Field Strength |
10.5 mT |
| Product Number (SKU) |
506911 |
| What's Included |
HD 800 S headphones, 6.35mm cable, 4.4mm balanced cable, user manual |
| EAN Barcode | 0615104273009 |
Frequently Asked Questions
Q: Where is the HD 800S made?
A: It is manufactured at the Sennheiser factory in Germany.
Q: Does it require a headphone amplifier?
A: Strongly recommended. With 300Ω impedance and 102dB sensitivity, a high-quality headphone amplifier is needed to unlock its full potential.
Q: What is the difference between it and the HD 800?
A: The HD 800S features resonance-absorbing technology and comes with a balanced cable, delivering fuller bass.
Q: Which cables are included?
A: One 6.35mm cable and one 4.4mm balanced cable.
Q: Is it open-back?
A: Yes. The open-back design creates a spacious soundstage but allows sound leakage.
Q: Are the ear pads replaceable?
A: Yes. The manufacturer offers replacement ear pads for the HD 800 series.
Genuine SENNHEISER product · One-year warranty · Shop now
Source: Sennheiser official website us.sennheiser-hearing.com (retrieved 2026-10-23) | Parallel import product; 1-year warranty provided by our store