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Sennheiser HD 450BT Headphones


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    Step up to great wireless sound with the new HD 450BT.

    With active noise cancellation, high-quality wireless codec support, and Bluetooth 5.0 they deliver superior sound with deep dynamic bass. Advanced features include Virtual Assistant interaction, customization via the Sennheiser
    Smart Control App, a special podcast mode, and a 30-hour battery life, to deliver exceptional versatility for audio lovers.

    • Active noise cancellation for uninterrupted listening pleasure – Superior wireless sound with deep dynamic bass and high-quality codec support including AAC and AptX™ Low Latency
    • 30-hour battery life – Crafted from high-quality materials for outstanding durability with
      a minimalist design available in a choice of white or black
    • Intuitive controls including Virtual Assistant button for Siri and
      Google Assistant
    • USB-C fast charging and advanced wireless Bluetooth 5.0
      technology for effortlessly reliable connectivity.

    Ear coupling

    • Around Ear


    • Approx. 238 g (8.39 oz)

    Frequency response

    • 18 Hz to 22,000 Hz (-10 dB)

    Sound pressure level (SPL)

    • 108 dB (1 kHz/0 dBFS) THD (1 kHz, 100 dB) < 0.3 %

    Microphone principle

    • MEMS
    • Microphone frequency response
    • 80 Hz to 8,000 Hz
    • Microphone pick-up pattern(speech audio)
    • Dual Beamforming

    Power supply

    • Built-in Lithium-Polymer rechargeable battery: 3.7 V ⎓, 600mAh;
    • USB charging: 5 V ⎓, 500 mA max.

    Operating time

    • 30 hours music playback via Bluetooth with ANC activated

    Charging time of rechargeable batteries

    • Approx. 2 hr