Step up to great wireless sound with the HD 450BT from Sennheiser. Whether relaxing at home or on ...Step up to great wireless sound with the HD 450BT from Sennheiser. Whether relaxing at home or on the go, they offer an exceptional combination of versatility and superior sound. Created by audio specialist Sennheiser to deliver a superior sound experience with deep dynamic bass, they feature active noise cancellation to ensure enjoyment without distraction. Sound quality is assured by the latest wireless technology including Bluetooth 5.0 and AAC, aptX™ codec support with aptX™ Low Latency for perfectly synchronized audio when watching videos. The Sennheiser Smart Control App makes it easy to customize the sound via the equalizer or engage podcast mode for improved intelligibility of speech content. A great companion for travel, the HD 450BT has a superb 30-hour battery life with fast USB-C charging, a Voice Assistant button for Siri and Google Assistant interaction, and a robust folding design for take-anywhere durability. Frequency response (Microphone) 80 Hz to 6,000 Hz (-3 dB) Transducer principle (Microphone) MEMS Bluetooth Version 5.0 Supported Profiles HSP, HFP, AVRCP, A2DP Frequency response 18 Hz to 22,000 Hz (-10 dB) Sound pressure level (SPL) 108 dB (1 kHz/0 dBFS) THD, total harmonic distortion < 0.3 % (1 kHz, 100 dB) Ear coupling Around Ear Transducer principle Dynamic, closed Weight Approx. 238 g Charging time Approx. 2 hours Pick-up pattern Dual Beamforming Operating time 30 hours music playback via Bluetooth with ANC activated Battery Specification Built-in Lithium-Polymer rechargeable battery: 3.7 V ⎓, 600 mAh Transmission frequency 2,402 MHz to 2,480 MHz Charging Current 500 mA max. Audio codec SBC, AAC, AptX™, AptX™ Low Latency Charging voltage 5 V, DC Modulation scheme GFSK, π/4 DQPSK, 8DPSK App support EQ and updates via Sennheiser Smart Control
JoomJoom Sennheiser Black Hd 450Bt Wireless Noise Low Bluetooth Voice Assistant Smart Control Headphones, Cancelling, Latency, Aac, Aptx-Ll, 5.0, Integration,
Sennheiser Wireless Headphones HD 450BT - Noise Cancelling - Bluetooth - BlackFree delivery in 1–3 days£39.95Visit shop →
Sennheiser Wireless Headphones HD 450BT - Noise Cancelling - Bluetooth ..#730£3.65 delivery£39.99Visit shop →
Sennheiser HD 450BT Over Ear Noise Cancelling Wireless HeadphonesFree delivery in 1–3 days£39.99Visit shop →
Sennheiser HD 4.40 Over Ear Wireless Headphones - Black£2.94 delivery£42.30Visit shop →
Sennheiser HD 450BT Over Ear Wireless Headphones Black - Fully WorkingFree delivery in 1–3 days£48.99Visit shop →
Sennheiser HD 450BT Wireless OverEar Noise Cancelling Headphones Black USEDFree delivery in 1–3 days£54.95Visit shop →
Product Information
Full details
The Sennheiser HD 450BT headphones are designed for users seeking high-quality wireless audio with active noise cancellation. They provide an immersive listening experience with deep bass and are ideal for travel or everyday use. Note that while the battery life is impressive, the charging time may require some planning. These headphones offer a great blend of sound quality, convenience, and features for music lovers.
All features
Colour
Black
Series
HD 450BT
Model Part Number
HD 450BT
Brand
Sennheiser
Extended Product Information
FAQs
How long does the battery last?
The HD 450BT offers up to 30 hours of music playback via Bluetooth with ANC activated.
How long does it take to charge?
It takes approximately 2 hours to fully charge the headphones.
What codecs are supported?
The headphones support SBC, AAC, aptX™, and aptX™ Low Latency codecs.
Can I use the headphones with a cable?
No, these are wireless headphones and do not support a wired connection.
How do I use the voice assistant?
Press the Voice Assistant button to activate Siri or Google Assistant.
What is the frequency response?
The frequency response is 18 Hz to 22,000 Hz (-10 dB).
Can I customize the sound?
Yes, use the Sennheiser Smart Control App to customize the sound with an equalizer.
What is the warranty period?
Standard warranty terms apply; refer to the product packaging or Sennheiser support for details.
Troubleshooting
Headphones won't turn on.
Ensure the headphones are charged. If they are charged, try resetting them by holding the power button for 10 seconds.
Poor sound quality or intermittent connection.
Make sure that the headphones and the connected device are in close proximity to each other. Check for any interference from other devices. Also, make sure that the latest firmware is installed via the Sennheiser Smart Control App.
Noise cancellation not working effectively.
Ensure that ANC is enabled via the switch on the headphones or through the Smart Control App. Make sure the earcups fit snugly over your ears to create a good seal.
Can't connect to Bluetooth.
Ensure Bluetooth is enabled on your device. Restart both the headphones and the device. Delete the headphones from your device's Bluetooth list and try pairing again.
Pros and Cons
Pros
Excellent sound quality with deep bass.
Effective active noise cancellation.
Long battery life for extended use.
Bluetooth 5.0 for stable connectivity.
Supports multiple codecs for high-quality audio streaming.
Comfortable over-ear design.
Cons
Charging time of approximately 2 hours.
May not be ideal for those who prefer a completely neutral sound signature.
Some users may find the earcups warm after extended use.
The Smart Control app is required for full customization.
Setup, Compatibility & Care
Setup
Charging: Use the USB-C cable to fully charge the headphones before first use. Charging time is approximately 2 hours.
Pairing: Turn on the headphones and enter pairing mode by pressing the power button. Locate the headphones in your device's Bluetooth settings and connect.
App Installation: Download the Sennheiser Smart Control App from your device's app store to customize settings.