Sennheiser

Sennheiser

HD 450BT

Accentum Wireless SE

Wireless Headphone Specification

Wireless Headphone Specification

Over Ear

Over Ear

Dynamic

Dynamic

32 mm

37 mm

490 ohm

560 Ohms

108 dB

106 dB SPL

18 Hz - 22000 Hz

10Hz - 22KHz

12.6 mW

10 mW

Active

Hybrid Active Noise Cancelling

Bluetooth

Bluetooth

5.0

5.2

All Bluetooth Devices

All Bluetooth Devices

A2DP, AVRCP, HSP, HFP, SBC, aptXâ„¢, aptXâ„¢ Low Latency, AAC

SBC, AAC, aptXâ„¢, aptX HDâ„¢, mSBC, CVSD

Lithium Polymer Batteries

Lithium-ion Batteries

10 Meters

10 Meters

30 Hours

50 Hours

2 Hours

3 Hours

Black, White

Black

NA

3.5 mm

USB Type C Charging Cable

USB Type-C Charging Cable

238 gm

222 GM

Smart Control App.
30-hour battery life.
Connect and interact.
Personalise your Sound.
Exceptional wireless sound.
Superior Sound technology.
Enjoy your music – without distraction.
Your audio companion for every need.
Your reliable companion on the move.
App support providing an equalizer, Podcast Mode and Firmware updates.
Intuitive controls including Virtual Assistant button for Siri and Google Assistant.
Great wireless sound with deep dynamic bass and codec support including AAC and AptX Low Latency.
USB-C fast charging and advanced wireless Bluetooth 5.0 technology for effortlessly reliable connectivity.
Crafted from materials and with for outstanding durability with minimalist design available in a choice of white or black.

After 10 min charging up to 5 hrs music playtime.
Unrivaled 50-Hour Battery Playtime - Enjoy exceptional battery life that lasts up to 50 hours on a single charge.
Sennheiser Sound - Discover high-quality Sennheiser audio, thanks to our own engineered and manufactured in-house transducer system.
Hear external sounds with a touch - Transparency Mode enables you to stay aware of your surroundings without removing your headphones.
Upgrade your sound experience: Experience high-resolution audio at its best with our BTD 600 Bluetooth dongle included in this Special Edition.
Blocks out all distractions with ANC - Stay focused and immerse yourself in your music with effective hybrid active noise cancelling headphones.
All-day comfort – Crafted to deliver incredible comfort, the headphones feature a lightweight and ergonomic design, making them ideal for long music sessions.
Extended listening pleasure: Boasting an impressive 50-hour battery life, this ergonomic, foldable design ensures superior comfort during long listening sessions.
Sleek and stylish: ACCENTUM's lightweight discrete design, with a soft touch silicon-lined headband, elevates your style while benefiting from a secure fit and a robust build.
Immersive sound at home or on the go: Enjoy HD stereo sound with engineered precision, a built-in 5 Band EQ and customizable sound modes for a personalized listening experience.
Your sound, your way - Customized your musical journey with a choice of sound modes, like Bass Boost and Podcast mode. Tailored-to-your-own preference with the built-in 5 Band equalizer.
Hybrid ANC: Whether at work, at the gym, or outdoors, you can immerse yourself in your music with Active Noise Cancellation or stay aware of your surroundings thanks to the Transparency Mode.
Crystal clear communication: Stay connected with exceptional voice transmission quality thanks to its 2-mic beamforming technology for clear, crisp communication during calls or voice commands.