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Images of MDR-RF811RK RF Wireless Headphones
Images of MDR-RF811RK RF Wireless Headphones


  • Up to 100m wireless range gives you freedom to roam

  • Up to 13 hours of battery life

  • Self-adjusting headband for listening comfort

  • 40mm neodymium drivers for powerful, balanced sound

  • 20–20,000Hz frequency range

Driver Unit
40 mm dynamic – Dome type
Frequency Response
Cord Length

What's in the Box

Battery, AC Power adaptor, Warranty card

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