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Sennheiser HD 4.40 Bluetooth Over-Ear Headphones w/ APT-X & NFC Pairing - OPEN BOX

Item # SRHD440OB (Part # 506782)
Sennheiser HD 4.40 Bluetooth Over-Ear Headphones w/ APT-X & NFC Pairing - OPEN BOX
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Item Description:
  • Bluetooth 4.0 and aptX technologies to deliver exceptional wireless sound quality.
  • Intuitive ear-cup mounted controls for changing tracks and for making calls via the integrated microphone.
  • NFC for simple pairing with compatible devices
  • Recommended Accessories



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    ***OPEN BOX***


    This OPEN BOX product you are browsing has been inspected by our qualified technicians to ensure that it meets factory specifications and includes all factory packed accessories. It is guaranteed to be in perfect working order but it is sold in "AS IS" condition (for example, the box may be torn, there may be cosmetic scratches, etc), returns will not be accepted unless the item is found to be defective. Please contact us with any questions BEFORE placing an order. We accept PayPal and all major credit cards. We do our best to describe each item we are selling to the best of our ability. Bear in mind that the item is sold as-is.


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    Meet the Sennheiser HD 4.40BT Wireless
    The new Sennheiser HD 4.40BT Wireless offers exceptional sound for every day listening with mobile devices. The comfortable closed-back, around-ear headset is powered by proprietary Sennheiser drivers that deliver a well-balanced, amazingly detailed sound with dynamic bass. Bluetooth wireless technology ensures hassle-free pairing and reliable transmission with smart devices. Its elegantly minimalistic design with foldable headband has been crafted from robust, high-quality materials to meet the requirements of the street.

    Signature Sennheiser Sound
    Proprietary drivers used in the HD 4.40BT Wireless deliver detailed and well-balanced sound with satisfyingly dynamic bass. Listening sessions are pure joy - no matter the genre.

    Wireless Freedom
    The HD 4.40BT Wireless is equipped with Bluetooth 4.0 featuring aptX codex compatibility providing wireless freedom of movement and exceptional sound quality.

    Great Wearing Comfort
    Soft leatherette covered ear pads provide exceptional wearing comfort for long listening sessions.

    Instant Pairing via NFC
    Hassle-free Bluetooth connection is accomplished using Near Field Communication (NFC) with compatible smart devices.

    Perfect Portability
    Side-swiveling ear cups and a robust foldable headband design insures the HD 4.40BT Wireless can be easily and compactly stored in its supplied protective case.

    Intuitive Controls
    Intuitive ear-cup mounted controls make adjusting volume, changing tracks, and managing incoming calls via the integrated microphones a breeze.

    Product Details

    Technical Specifications

    Wearing Style - Around Ear
    Transducer Principle - Dynamic, Closed
    Connectivity - Buetooth 4.0 / NFC Pairing
    Frequency Response - 18 - 22,000 Hz
    Impedance - 18 ohms
    Sound Pressure Level (SPL) - 113 dB (Passive: 1 kHz /1 Vrms)
    Total Harmonic Distortion (THD) - <0.5% (1 kHz / 100 dB)
    Battery Life - Up to 25 Hours
    Weight (Headphones) - 7.9 oz. (225 g)

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