• Sennheiser 506777 HD 471I Over-Ear Headphones

    SMS Audio STREET by 50 Over-Ear Wired Headphones - Black SMH011 hero image
    SMS Audio STREET by 50 Over-Ear Wired Headphones - Black SMH011
    Yet to be reviewed
    • Specifications & manuals
    • Legendary service
    • Delivery, services & returns
    • Questions & answers

    Specifications & manuals

    key Specifications
    Brand
    Sennheiser
    Finish Colour
    Black
    Model Number
    506777
    Accessories included
    3.5mm straight plug (HD 471i), 3.0m additional audio cable with 3.5mm straight plug, 6.3 mm plug adaptor
    warranty
    Manufacturer Warranty
    2 Years
    audio
    Built in Microphone
    Driver Diameter
    mm
    Frequency Response Range
    16 - 24,000
    Headphone Type
    Over Ear Headphones
    Sensitivity
    114
    other Features
    Features
  • Comfortable fit due to the ergonomic design
  • Improved freedom of movement and convenience thanks to the detachable, single-sided cables with in-line remote
  • Optimal connectivity to home stereo equipment with gold-plated plugs, an additional 3m cable and a 6.3mm plug adaptor
  • Added protection and convenience with the storage pouch and extension cable
  • HD 471i is optimized for use with your portable iOS device

  • NOTE: HD 471G is optimized for use with your portable Android devices

    Legendary service

    The Appliances Online Net Promoter Score (NPS) is based on feedback from 89,897 people, collected between August 2024 to August 2025. Learn more about the Net Promoter Score (NPS).
    efficient and excellent service
    Nick, Plympton Park SA
    We loved the fact that we could pay COD
    Sandra, Millpark, Vic
    A quick thank you for your outstanding service
    Elizabeth, Bonnyrigg Heights, NSW

    Delivery, services & returns

    Appliances Online is all about legendary service. We offer free next business day delivery, free connection, free removal and free recycling, and we even offer Saturday delivery and, in some locations, a Premium Delivery option that allows you to choose your own 2-hour delivery window.

    Questions & answers

    No-one has asked a question about this product yet. Want to be the first?
    I agree to the terms & conditions
    We're here to help 24/7 - for an immediate answer to your question, chat with one of our Live Chat agents below or call us on 1300 000 500 .