Sennheiser HD 550 Open-Back Over-Ear Headphones｜6Hz–39.5kHz・Versatile for Music and Gaming｜ , One-Year Warranty [Parallel Import]
Warranty
Maintenance Terms and Conditions / Warranty Information
DIGIBAL Official Warranty Coverage
This product is Authentic Hong Kong goods, enjoy Original factory one-year warranty (Unless otherwise specified on the product page). Customers must keep this information safe. Purchase receipts and products Hong Kong distributor of skin care stickers (It is recommended to take photos for record-keeping). If the product malfunctions during the warranty period, the customer must...Contact the Hong Kong general agent directly. Arrange for testing and repair.
🌏 Overseas (US / CA / UK / SG / AU)
All products are Hong Kong official versions supplied with a UK-style 3-pin plug. Travel adapters are not included. Warranty coverage ranges from 1 to 2 years, with all servicing performed in Hong Kong. Local return warehouses available in Australia, UK and USA.
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Local ReturnShipping costs are paid by the customer first.
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Reimbursement Full refund upon presentation of receipt
Full refund of postage
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For other countries, please contact customer service for a return address.
Sennheiser HD 550 Open-Back Over-Ear Headphones｜6Hz–39.5kHz・Versatile for Music and Gaming｜Parallel Import · 1-Year Warranty
Official authorized product with local warranty; please confirm stock and compatibility with us before placing your order.
Product Images
Product Overview
Sennheiser HD 550 Open-Back Over-Ear Headphones｜6Hz–39.5kHz・Versatile for Music and Gaming
Product Overview
Six Key Selling Points
Three Practical Use Scenarios Scenario 1
Product Highlights
Detailed Specifications
Frequency response 6 Hz – 39,500 Hz Sensitivity (SPL) 106.7 dB / 1 V R Total harmonic distortion (THD) < 0.2 %（1 kHz Cable length 1.8 m（detachable, left side） Connector 3.5 mm plug + 6.35 mm screw-on adapter Product number (SKU) 700455 Parallel import 1-year warranty Genuine official product
This product is a parallel import (grey import) version and does not come in Hong Kong authorized distributor packaging; a one-year warranty is provided by our store.
Scenario 1Daily music listeningPC gamingWatching movies and TV seriesBeginner music creation
Original standard retail box; actual packaging and accessories are subject to the physical product received (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.
Learn more about models in the same series:
Comparison is limited to models available in our store; prices are based on those displayed on the page at the time of ordering.
Q: Is the HD 550 suitable for gaming?
A: Yes. Its open-back soundstage provides clear positional accuracy, and the HD 500 BAM microphone boom can be purchased separately to turn it into a gaming headset.
Q: Does it require a headphone amplifier?
A: It can generally be driven by a smartphone or computer, while pairing it with a headphone amplifier or DAC delivers even better results.
Q: Is it open-back?
A: Yes. The open-back design provides a spacious soundstage, but there will be some sound leakage.
Q: Can the cable be replaced?
A: Yes. It features a detachable cable design.
Q: Are the earpads replaceable?
A: Yes. The manufacturer provides replacement earpads for the HD 5XX series.
Q: What is the difference between it and the HD 560S?
A: Both are open-back headphones; the HD 550 is a new member of the 500 series, with a lower impedance (tuned in the 120Ω class) and the same comfortable fit. SENNHEISER Genuine Official Product · 1-Year Warranty · Shop Now Source: Sennheiser official website us.sennheiser-hearing.com（Retrieved on 2026-10-23）｜Parallel import product, with 1-year warranty provided by our store
Warranty
1-year warranty. Warranty period is subject to the statutory requirements of the local country.（The warranty period is subject to the requirements of local country law）
Specifications Overview
| 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 |
| Headphone type | Open-back, over-ear (Around-Ear) |
| Driver type | Dynamic driver, open-back |
| Frequency response | 6 Hz – 39,500 Hz |
| Sensitivity (SPL) | 106.7 dB / 1 V RMS |
| Total harmonic distortion (THD) | < 0.2 %（1 kHz / 90 dB SPL） |
| Cable length | 1.8 m (detachable, left side) |
| Connector | 3.5 mm plug + 6.35 mm screw-on adapter |
| Earpad material | Synthetic velour (Synthetic velour) |
| Product number (SKU) | 700455 |
| Package contents | HD 550 open-back over-ear headphones, 1.8m cable (3.5mm plug), 3.5mm to 6.35mm screw-on adapter, drawstring storage pouch |
Why choose us
Hong Kong-authorized stock, local warranty, and ready-to-ship inventory; if you have any compatibility or accessory questions, ask us first to avoid buying the wrong item.
Frequently asked questions
Is this Hong Kong-authorized stock?
Yes, this product is Hong Kong-authorized stock. Warranty coverage is subject to this product page and the distributor's terms.
When will it ship after placing an order?
In-stock items are generally shipped within 1–2 business days; if the item is out of stock, we will notify you first.
In stock and available for same-day ordering.
Confirm your model and accessories first, then click Add to Cart.
