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Sennheiser HDB630 Audiophile Wireless Headphones

£399.99 inc. VAT

Trade-in available.

Released in January 2026, introducing the amazing HDB630 Over-Ear, Closed-Back Audiophile Wireless Headphones, with BTD700 Bluetooth USB-C Dongle, by Sennheiser.

Serious listening used to require a serious amount of equipment. But now you can have your high fidelity and carry it, too – with all the conveniences of state-of-the-art wireless headphones. The HDB 630 changes all the rules.

Read the 5-Star What Hi-Fi? review of the HDB 630 + BTD 700

Available in Black finish only


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SKU: USV-SENNHEISER-HDB630 Categories: , ,
 

Description

HDB630 (with BTD700)

Serious listening used to require a serious amount of equipment. The HDB 630 changes the rules.

Read the 5-Star What Hi-Fi? review of the HDB 630 + BTD 700

The pursuit of audiophile sound can get a bit gear intensive. High-end DACs that cost more than your first car did. Balanced cables, big tube amps. Not exactly stuff you bring on a walk around the block. But now you can have your high fidelity and carry it, too — with all the conveniences of state-of-the-art wireless headphones.

Plus, thanks to the included BTD 700 Bluetooth USB C Dongle, you can finally get high-resolution wireless sound from a wide range of devices including most phones, tablets, and laptops. No matter which codecs your device supports, you can enjoy brilliant aptX™ Adaptive with your HDB 630 and the dongle, since it’s an upgrade that makes your smartphone capable of delivering hi-res quality to your headphones.

The in-house 42 mm transducer delivers neutral sound with lifelike mids, stunning detail, and a wide soundstage.

Enjoy high resolution with support for aptX™ HD and aptX™ Adaptive, especially when paired with the included BTD 700 Bluetooth® USB C Dongle

For the purest signal, connect via USB C or analog input for lossless listening at up to 24 bit/96 kHz.

Parametric equalizer for advanced equalization and the crossfeed feature give you complete control of your sound.

Powerful adaptive noise cancellation blocks distractions without degrading clarity, dynamics, or balance

Listen for days, not hours, with up to 60 hours of battery operation.

Sennheiser HDB630 Audiophile Wireless Headphones (with BTD700) | Unilet Sound & VIsion

HDB630 Closed-Back, Over-Ear Audiophile Wireless Headphones, with BTD700 USB-C Bluetooth Dongle, by Sennheiser.

Features

  • Enjoy perfectly balanced audiophile sound everywhere you go
  • Get high resolution sound with included BTD 700 Bluetooth® USB C Dongle
  • Shape the sound you want using the advanced parametric equalizer and crossfeed feature

Specifications

  • Article number (SKU): 700445
  • Weight: 311 g without cable
  • Audio cable: 1.20 m cable with 3.5 mm plug, detachable, right side
  • USB cable: 1.20 m with C-to-C connection
  • Ear coupling: Over-ear
  • Ear pad material: Leatherette (synthetic)
  • Resolution: Up to 24 bit / 96 kHz with USB-C, analog input or BTD 700 Bluetooth® USB C Dongle
  • Connectivity: Bluetooth 5.2
  • Codec support: aptX™ Adaptive™, aptX™ HD, aptX™, AAC, SBC
  • Frequency response: USB 6 Hz – 40 kHz (only when using Line-In, USB (96 kHz) or Bluetooth with aptX adaptive (96kHz), 6 Hz – 22 kHz (otherwise)
  • Nominal impedance: Active 480 Ω
  • Sound pressure level (SPL): 105 dB (1 kHz / 0 dBFS)
  • THD, total harmonic distortion: <0.2 % (1 kHz / 100 dB SPL)
  • Acoustic design: Closed-back
  • Transducer: Electrodynamic (moving coil)

Included

  • HDB 630 closed-back headphones
  • BTD 700 Bluetooth® USB C dongle
  • 1.20 m USB C-C audio and charging cable
  • 1.20 m audio cable with 3.5 mm plug
  • In-flight adapter
  • Carrying case

Full Sennheiser Range Available

Unilet Sound & Vision are official retail partners for Sennheiser, providing sales, advice and assistance on their entire range of high-quality products. Please do get in touch if you would like a demonstration or wish to purchase.

More Information

Additional information

Weight 0.311 kg
Colour

Black

Purchase Options

Home Delivery, Click & Collect, Trade-In Available

Brand

Sennheiser

The name Sennheiser always stands for premium products. For artists, DJ's, scientists, sound technicians or demanding music-lovers, good sound is not enough - everyone wants to achieve the perfect sound.

Founded in 1945 by Dr. Fritz Sennheiser, the young company originally produced tube voltmeters for the electrical industry. However since their first microphone product in 1946, Sennheiser have aimed to make sound come truly alive.

Today, from superb headphones to industry-standard microphones and all-round audio solutions, their culture of innovation and a passion for excellence is helping shape the audio world of tomorrow.

Sennheiser | Unilet Sound & Vision

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