PXC 550-II Wireless

Upgrade to a smarter travel experience

The NEW PXC 550-II Wireless. Unrivalled sound quality now travels even further.
Article No. 508337

HK$ 1,799.00
incl. VAT plus

PXC 550-II Wireless
HK$ 1,799.00
incl. VAT plus

Created for the frequent traveller, the PXC 550-II Wireless from Sennheiser upgrades every journey with unrivalled sound quality and wireless freedom. Travel the world on a single charge with 30 hours of battery life: Listen to music, take calls, interact with AI assistants, or simply journey in tranquillity without distractions.

Leave background noise behind

Adaptive Noise Cancellation automatically adjusts to your surroundings to suppress unwanted background noise, for your ever-changing environments.

Your personal travel assistant

Take control via convenient, one touch access with the Voice Assistant Button that connects to virtual assistants such as Google Assistant, Alexa and Siri. With the triple microphone array offering unrivalled speech clarity when giving voice commands.

Your personal travel assistant

Long lasting comfort, one charge travel

Whatever your destination, the exceptional 30-hour battery life of the next generation PXC 550–II Wireless is powerful enough to last your entire journey without the need to recharge. And with the advanced ergonomic design and rotating earcups, the PXC 550-II is effortlessly portable with a perfect fit for your ear.

Long lasting comfort, one charge travel

Smart pause autopilot

The Smart Pause feature reacts to your movement with seamless and practical automatic switch-off. The headset automatically turns on and connects via Bluetooth as it’s unfolded so you can listen exactly where you left off.

Smart pause autopilot

The sound of smart travel

The Sennheiser Smart Control App, with selectable sound modes, allows you to tailor the sound experience to your travel playlist whether that be music, news, podcasts, or film.

The sound of smart travel

First class call quality

A bespoke triple microphone array makes it easy to stay connected while on the move. ANC detects and removes background noise providing unrivalled speech clarity, so your calls and voice commands are never lost.

First class call quality


Sennheiser Smart Control is a free app and compatible with most iOS and Android systems.
This app is available in 8 languages including German, English, French, Spanish, Russian, Korean, Japanese and Mandarin.

Version 8.0 and up
Get it on Google PlayAndroid, Google Play and the Google Play logo are trademarks of Google LLC.
Version 13.0 and up
Download on the App StoreApple, the Apple logo and iPhone are trademarks of Apple Inc., registered in the U.S. and other countries and regions. App Store is a service mark of Apple Inc.

What's in the box?

  • PXC 550-II Headphones
  • Carry Case
  • USB Charging cable (Micro to A)
  • Audio Cable
  • Quick guide and safety guide

Technical Data

  • Speaker type
    Dynamic, 32 mm
  • Frequency range
    Speaker: 17 – 23,000 Hz (-10db)
  • Ear coupling
    Around-ear headphone
  • Impedance
    Active: 490 ohm / Passive: 46 ohm
  • Sensitivity
    110 dbSPL (passive : 1 kHz/1V RMS)
  • THD + N, total harmonic distortion and noise
    <0,5% @ 100 dBSPL / 1kHz
  • Microphone
  • Frequency response (Microphone)
    50 – 10,000 Hz
  • Microphone sensitivity
    -34 dBV/Pa
  • Pick-up pattern
    3 mic beamforming
  • Bluetooth
    Bluetooth 5.0 compliant
  • Transmission frequency
    2400 MHz – 2483.5 MHz / GFSK, Pi/4DQPSK, 8DQPSK
  • Supported operating systems
  • Codecs
    SBC, aptX™, aptX™ Low Latency, AAC    
  • USB Standard
  • Power supply
    5.0 V DC, 330 mA
  • Battery Specification
    Built-in Lithium rechargeable battery
  • Charging time
    3 hrs
  • Battery time
    20 hrs (ANC + A2DP) 30 hrs (ANC + wired)
  • App support
    Sennheiser Smart Control APP for iOS™ and Android™
  • Operating temperature
    0°C – 55°C temp. / 10% - 80% humidity, non condensing
  • Dimensions
    Unfolded: 63 x 136 x 174 mm (L x W x H)
  • Weight
    227 g


  • Quick Guides
    • Quick Guide PXC 550-II (3 MB) Download

      Version 0919

  • Safety Guides
    • Safety Guide PXC 550-II (8 MB) Download

      Version 0919

  • Instruction Manual
    • Online instruction manual PXC 550-II Download

    • Instruction manual PXC 550-II (6.9 MB) Download

  • EU Declaration of Conformity
    • EU Declaration of Conformity PXC 550-II (200 KB) Download

  • Transport information for Lithium-Ion batteries
    • Transport information for Lithium-Ion batteries (570 KB) Download

      Revision Date: 2020-02-09 Revision Number: 1.0