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Sennheiser HD 4.40 BT Bluetooth Wireless Headphones - OPEN BOX
EE Model #: HD440BT
Manufacturer Model #: 506782
UPC/EAN: 615104266957

Sennheiser HD 4.40 BT Bluetooth Wireless Headphones - OPEN BOX

EE Model #: HD440BT
Manufacturer Model #: 506782
UPC/EAN: 615104266957



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At a Glance

  • Bluetooth 4.0 and NFC Pairing
  • Intuitive Earcup-Mounted Controls
  • Dual Omnidirectional Microphones
  • Foldable Design for Travel and Storage
  • Built-In Rechargeable Battery

    What's in the Box

    • Sennheiser HD 4.40 BT Wireless Bluetooth Headphones
    • Audio Cable with 2.5mm and 3.5mm Jack Plug
    • USB Charging Cable with Micro-USB Connector
    • Carry Case
    • Documentation

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    Manufacturer's Description

    Product Description

    The Sennheiser HD 4.40 BT is a closed-back, around-ear headset featuring deep, ergonomically designed ear pads that provide Hi-Fi sound with dynamic bass through a Bluetooth 4.0 or Near Field Communication (NFC) connection. For easy access, these headphones include ear-cup mounted controls and an integrated microphone.

    The Sennheiser HD 4 Series – Let everyday sound great

    Take your music with you, anywhere. Versatile and vibrant, the new HD 4 series comprises the complete Sennheiser quality package in a range of durable, closed-back, over-ear headsets that redefine the quality of sound.

    Add the legendary Sennheiser sound to your everyday routine, and power your life with music.

    HD 4.40 BT

    Great news for music lovers who lead the mobile life. Here comes a headset that brings on all you need and want to enjoy your music on the go: The wireless freedom of movement, the intuitive ease-of-use, the portability, the effortless style. But most of all: The sound, powered by proprietary Sennheiser drivers.

    Enjoy wireless freedom and great Sennheiser sound. Everywhere. Every day.

    You are listening to well-matured sound

    When you love the sound of the HD 4.40 BT, that’s no coincidence at all. The closed-backed design of this headset is fitted with proprietary Sennheiser drivers that came a long way before being allowed to transmit sound to your ears. So, enjoy their well-balanced, amazingly detailed sound with dynamic bass.

    Strong ties that will free you

    The HD 4.40 BT is about freedom of movement. Thus, no cable. Instead you get the latest wireless technology and audio codec with Bluetooth 4.0 and aptX for reliable transmission and true wireless Hi-Fi sound. While Near Field Communication (NFC) ensures immediate and simple pairing with compatible devices.

    Control is all at your fingertips

    Want to take or make a call, change a track, adjust the volume? With the intuitive ear-cup mounted controls and the integrated microphones of the HD 4.40 BT all this is actually fun. Have a try.

    Comfort to make you feel at home – everywhere

    The HD 4.40 BT was made to go places with you – and make these places more pleasurable. With its around-ear design and deep, ergonomically designed ear pads it offers comfort even during extended listening sessions. Its robust foldable headband design that can be easily and compactly stored in the supplied protective case makes for perfect portability.

    Style as clean as the sound

    Elegantly minimalistic – using tough, high-quality materials: That is how the HD 4.40 BT was designed. Its sleek frame not only makes it more comfortable to wear, it also makes a statement of timeless class.

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    Product Specifications





    Frequency Response:
    18-22,000 Hz

    Weight (lbs.):
    7.9 oz

    Talk Time (hrs):
    Up to 25 Hours

    Earpiece Design:
    Ear-Pad (On the Ear)

    Product Reviews

    Recommended Protection Plans for Sennheiser HD440BT / 506782:

    Protect your new purchase against the risk of untimely and expensive repairs with AWS Protection coverage!