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Sudio B4 Black Sports Bone Conduction Bluetooth Earphones

£39.99

Released: 12th June 2025. THE WATERPROOF BONE CONDUCTION HEADPHONES By design this headphone is lightweight, durable in material, and may be one of the easier items to find in your bag. The Sudio B4 uses Bone Conduction Technology to play sound directly to your temples allowing you to stay focused while being aware of your environment. Urban multitaskers, gym-goers, and cyclists – you're welcome. KEY FEATURES Bone Conducting Technology Up to 12hrs play time Click buttons Water Resistance IPX5 USB-C charging Bluetooth 5.3 SOUND PROFILE Airy, expansive, and transparent, the Sudio B4 delivers sound that's optimally well-balanced.

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*Availability subject to change.

To reserve this item in store, call: 03333 230 667

Delivery
*Free UK delivery on orders over £20
(exclusions apply)
Usually dispatched within 24 hours
Click & Collect (UK only)
Get it delivered to a UK store near you with FREE Click & Collect available on this product.
  • Details

    Released:
    12th June 2025
    Format:
    Bluetooth Sports Earphones
    Barcode:
    7350071391068
  • Description

    THE WATERPROOF BONE CONDUCTION HEADPHONES

    By design this headphone is lightweight, durable in material, and may be one of the easier items to find in your bag. The Sudio B4 uses Bone Conduction Technology to play sound directly to your temples allowing you to stay focused while being aware of your environment. Urban multitaskers, gym-goers, and cyclists – you're welcome.

    KEY FEATURES
    • Bone Conducting Technology
    • Up to 12hrs play time
    • Click buttons
    • Water Resistance IPX5
    • USB-C charging
    • Bluetooth 5.3
    SOUND PROFILE
    Airy, expansive, and transparent, the Sudio B4 delivers sound that's optimally well-balanced.
  • Delivery and Returns

    Delivery charges

    UK Delivery:
    • Orders under £20 - £2.99 
    • Orders £20 and over - FREE*
    • Click & Collect - FREE**
    • Express Delivery - £5.99
    International Delivery:
    Costs are calculated at checkout based on parcel size and weight. Find out more here.

    *Some items are only available via a dedicated delivery service, for an additional charge.
    **Some items can only be delivered via Click & Collect to an HMV or Fopp store of your choice.

    For more information, please visit the Delivery section of our Help Centre.


    When will my order arrive?

    • We aim to dispatch in-stock items within 24 hours* 
    • Standard UK delivery: Royal Mail Tracked 48® service, usually within 2-5 working days (including Saturdays).
    • Express UK delivery: Royal Mail Tracked 24® or DPD, usually within two working days (order by 2pm, Monday to Friday, excluding public holidays).
    • International delivery: Tracked service, usually within 3-5 working days.
    • Pre-orders: dispatched with the aim to deliver on the release date.
    *Where an item is 'Back in stock soon', we usually expect stock within a week and will dispatch it once available.

    For more information, please visit the Delivery section of our Help Centre.

    Will you tell me when my order is on its way?

    • You will receive a dispatch email when each parcel is on its way.
    • Orders may arrive in multiple parcels, depending on stock availability.
    • Out-of-stock items will follow as soon as we receive stock.
    • You can check the status of your orders in your account.
    For more information, please visit the Delivery section of our Help Centre.


    Trusted Suppliers

    Items marked 'item fulfilled by Exertis on behalf of hmv' are dispatched directly by Exertis via their approved couriers. Your delivery details will be shared with Exertis and their courier to fulfil your order.


    Returns

    • We're happy to accept returns for unwanted items within 30 days of receipt, provided they’re in their original condition with all seals intact. Clothing and technology items without a seal may be opened for inspection (as you would in a shop) but must not be used and should be repackaged carefully.  
    • Some exclusions apply, please visit the Returns section of our Help Centre for more details. 
     
     
     
     
     
     
     
     

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