HD 450SE Refurbished

Step up your wireless audio.

  • Accessories and Cables
  • 1 Year Manufacturer Warranty
  • 30 Day Free Return
  • Limited Stock
CHF 219.00 CHF 69.90
Incl. VAT - Free shipping from CHF 150

Certified Refurbished

Products that have been tested, checked, and thoroughly inspected to meet the same high-quality standards as our new products.

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Never miss a beat

Experience superior wireless sound with deep dynamic bass and stay effortlessly connected with Amazon Alexa.

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The Sennheiser HD Series

Crafted from high-quality materials, the robust and stylish HD models offer an exceptional combination of versatility and superior sound.

At home while listening to a podcast or on the go with your favorite song, you can count on the new HD series to be your ultimate companion for wireless audio – whatever you listen to.

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Superior sound without distractions

The HD 450SE features Sennheiser’s active noise cancellation and a closed back design that lets you enjoy superior sound experience without distractions – even in loud environments.

Its exceptional wireless sound can be enjoyed in full thanks to high-quality wireless codec support, including AAC and AptXTM, while AptXTM Low Latency keeps audio perfectly in sync with video.

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Experience effortless connection

The HD 450SE keeps you effortlessly connected, thanks to Bluetooth 5.0 support and a dedicated Voice Assistant button for at a touch voice interaction with Alexa, Siri or Google Assistant.

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Your sound, your way

You want it? You got it. It’s easy to find your perfect sound with the Sennheiser Smart Control App.

Keep things neutral or turn up the bass – simply tailor the sound via its intuitive equalizer. Sennheiser Smart Control also offers access to battery status, a Quick Guide for further tips, and allows for easy firmware updates. There’s also a useful podcast mode to boost the clarity of speech when enjoying podcasts, audio books and other speech content.

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Ready for any journey

With an excellent 30-hour battery life, fast USB-C charging and a compact folding design, the new HD 450SE is an ideal travel companion.

With a sleek black finish, it has been crafted from high-quality materials for an ideal combination of discrete minimalist style, ergonomic comfort and take-anywhere durability. The HD 450SE is supplied with an additional audio cable for optional wired listening and a carry case is for convenient storage.

Control, personalize, update and configure

Listen to your music the way you want with the Sennheiser Smart Control App.

Selectable sound modes

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

Specifications

Transducer principle
dynamic
Cable length
1.5m
Adapter
3.5mm, angled
Cable length
1.5m
Weight
238g
Charging time
2 hrs
Sound pressure level (SPL)
108 dB (1 kHz, 0 dBFS)
Total harmonic distortion (THD)
< 0.3 % (1 kHz, 100 dB)
Microphone pick-up pattern
Dual Beamforming
Wearing style
Around-ear
Frequency response (microphone)
80 Hz to 6,000 Hz
Active Noise Cancellation
True
Operating time
30 hrs
Bluetooth version
Bluetooth 5.0
Bluetooth profiles
AVRCP, A2DP, HFP, HSP
Bluetooth Audio Codec
AptX™, AptX™ Low Latency, AAC, SBC
Article number (SKU)
509280

What's included

  • HD 450SE Wireless Headphones
  • Audio Cable
  • USB-C charging cable
  • Carry Case
  • Quick guide
  • Safety Guide

Downloads

Safety instructions and regulatory information
Quick guides
Links to FAQ pages
Transport information for Lithium-Ion batteries

Accessories & spare parts

We are committed to the longevity of our products.

  • BTD 600
    CHF 39.90
  • BT T100 Bluetooth® Audio Transmitter Refurbished
    CHF 35.00

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