Sennheiser HD 450BT Wireless Headphone - An Affordable Yet Capable Wireless ANC Headphone

Published on June 13, 2023, 5:32 p.m.

Tired of wrestling with wires on your commute or travels? Want noise canceling without blowing your budget? Enter the Sennheiser HD 450BT, an affordable yet highly capable set of wireless ANC headphones.


The Sennheiser HD 450BT Wireless Headphone from audio experts Sennheiser brings quality wireless sound in a compact, flexible package. With Bluetooth 5.0 connectivity, 30-hour battery life, USB-C fast charging, and active noise cancellation, these headphones are ready to go the distance.

 Sennheiser HD 450BT Wireless Headphone

Design and Appearance

Sporting a clean black design, the lightweight Sennheiser HD 450BT Wireless Headphone feature over-ear cups that fold inwards for portability. The adjustable sliders and padded headband ensure a personalized, comfortable fit. At just 240g, you’ll barely feel them on your head.

Features and Performance

Bluetooth 5.0 allows reliable wireless connection, while support for AAC and AptX codecs ensures lag-free audio when watching videos.

Active noise cancellation effectively blocks out exterior noise, while the closed-back earcups seal in the immersive sound. Expect powerful, dynamic bass and crisp highs thanks to Sennheiser’s audio engineering.

Convenient onboard controls let you manage music, calls, and activate your phone’s voice assistant.
 Sennheiser HD 450BT Wireless Headphone

Battery Life

The Sennheiser HD 450BT Wireless Headphone boasts a marathon 30 hours of playback per charge. When you do need to repower, USB-C quick charging has you back in the groove in just 2 hours.

Noise Canceling Ability

Sennheiser’s effective active noise canceling tech immediately dampens distracting sounds around you. Reviewers praise the ANC for noticeably reducing ambient noise, making these great for travel and work.

Sound Quality

Users consistently praise the exciting, high fidelity sound with pumping bass. The audiophile-grade drivers and wireless codec support reward you with incredible detail across a wide frequency range.

Extra Features

The free Sennheiser Smart Control app unlocks customizable sound via EQ presets and a Podcast mode that boosts speech intelligibility. Convenient built-in support for voice assistants like Siri and Google Assistant makes controlling your devices a breeze.

 Sennheiser HD 450BT Wireless Headphone

Use Cases:

The Sennheiser HD 450BT Wireless Headphone is a versatile companion for anywhere you want superior wireless audio. The over-ear design and noise cancellation make them ideal for travel and commuting, blocking out engine roar and chatter while you enjoy music, podcasts and more. Frequent flyers will love the 30-hour battery life that lasts even on long haul flights.

In the office, the ANC helps tune out ambient noise like keyboards and coworker calls, so you can focus when it’s time to heads-down work. On your commute, access your phone’s voice assistant via the onboard controls to send texts or get directions hands-free.

Fitness folks can don these light yet sturdy headphones for distraction-free workout sessions at the gym or out for a run, with no wires to get in the way.

When it’s time to relax at home, enjoy rich, detailed audio while watching videos or playing games. The low latency eliminates annoying lag between sound and video.

User Feedback Analysis:

With over 6,000 customer reviews, the Sennheiser HD 450BT headphones have generated quite the buzz. Let’s delve into the praise and critiques from real-world users.

A common refrain is just how gobsmacking the sound quality is for the price point. Audiophiles applaud the expansive soundstage and scintillating clarity across the frequency range. The 40mm drivers deliver stunning detail in the mids and highs, while still thumping out powerful, heart-palpitating bass - electronic and hip hop fans rejoice!

Comfort is another high point, with the luxuriously padded earcups enveloping your ears like a velvet cocoon. The textured material stays cool during marathon listening sessions. Users with larger noggins praise the customizable fit too.

When it comes to noise canceling performance, reviews get more mixed. Many customers are pleasantly surprised by solid ANC that noticeably mutes ambient sound, ideal for oblivious listening on planes, trains and in offices. However, frequent flyers hoping to hush airplane cabin noise may be disappointed, as the Sennheiser HD 450BT Wireless Headphone doesn’t match the vacuum-seal isolation of premium brands.

The 30-hour battery life earns rave reviews across the board. Even excessive listeners can indulge their audio addiction for days between charges. The rapid 2-hour USB-C charging is another fan favorite.

Perhaps the biggest gripe is call quality. The integrated microphone works fine for voice assistants, but doesn’t deliver crisp conversational clarity. Background noise easily seeps in, and noise canceling has to be manually toggled off. So audiophile-grade music yes, crystal conference calls no.

But for the affordable price, most agree the Sennheiser HD 450BT Wireless Headphone absolutely deliver the goods, with thrilling JBL sound and noise canceling utility that shames more expensive models. An uncompromising audio escape pod ready to catapult you into sonic bliss!


  • Excellent wireless sound quality
  • Powerful bass performance
  • Good comfort for prolonged wear
  • Reliable Bluetooth 5.0 connectivity
  • Convenient controls for music, calls, and voice assistants
  • 30 hours of battery life per charge
  • USB-C fast charging (2 hrs)
  • Lightweight and foldable design


  • Noise canceling not as strong as premium models
  • Microphone quality could be better
  • Audio pops when powering on/off
  • Lacks automatic pause when removing headphones
  • Plastic build feels slightly flimsy


For the affordable price, the Sennheiser HD 450BT Wireless Headphone punches far above its weight. You’d have to spend hundreds more to get a significant upgrade in wireless sound and ANC. Given the exciting audio, customizable sound, long battery life, and clever compact design, these headphones are an incredible value for immersive everyday listening.

 Sennheiser HD 450BT Wireless Headphone


With thrilling JBL sound, 30-hour battery life, and a portable folding design, the Sennheiser HD 450BT Wireless Headphone punches way above its price class. An excellent everyday companion for music, videos, and voice that won’t bust the budget.


  • Brand: Sennheiser
  • Model: HD 450BT
  • Color: Black
  • Form: Over-ear
  • Connectivity: Bluetooth 5.0, AAC, AptX Low Latency codec support
  • Battery Life: 30 hours (may vary depending on usage)
  • Charging Time: 2 hours via USB-C
  • Weight: 240g
  • Foldable design
  • Integrated controls for audio, calls, and voice assistants
  • Active noise cancellation
  • Frequency response: unknown
  • Driver size: unknown
  • Impedance: unknown

What’s in the Box:

The Sennheiser HD 450BT ships with the wireless headphones, audio cable, USB-C charging cable, protective carrying case, quick start guide, and safety guide.

How to Use:

Using the Sennheiser HD 450BT is nice and easy. First charge the headphones fully by connecting the USB-C cable for around 2 hours. Pair the headphones by putting them in Bluetooth pairing mode - the LEDs will flash white and blue. On your phone, tablet, or computer, turn on Bluetooth and select the HD 450BT from the device list to connect.

Power the headphones on by sliding the switch on the earcup, marked with the Bluetooth icon. The LEDs will indicate successful pairing. Start playing audio on your device and adjust volume via the + and - buttons. Toggle between noise canceling modes by pressing the NC button. Access your voice assistant, manage calls, and control your music using the other onboard buttons.

When not using, fold the earcups inwards and store in the included case. A full charge gives you up to 30 hours of wireless playtime.

Sennheiser HD 450BT Wireless Headphone