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Sennheiser HD 350BT

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Package Content


  • The Sennheiser HD Series ‒ your audio companion for every need!
    Crafted from high-quality materials, the robust and stylish HD models offer an exceptional combination of versatility and superior sound. At home, while listening to a podcast or on the go with your favorite song, you can count on the new HD series to be your ultimate companion for wireless audio – whatever you listen to.

    Exceptional wireless sound
    The HD 350BT delivers an engaging sound experience with deep dynamic bass. Flawless transmission is assured by the latest wireless technology, including Bluetooth® 5.0 and high-quality wireless codecs such as AAC, aptX™, and aptX™ Low Latency – for perfect audio-video synchronization.

    All-day, every day
    Thanks to impressive 30-hour battery life and fast USB-C charging, the HD350BT is your ideal companion for listening throughout the day. Available in black or white, this headset has been created from durable, high-quality materials to be tough enough to take anywhere, with a compact folding design that fuses comfort and minimalist style.

    It‘s all about you
    Customizing your sound experience is effortless thanks to the Sennheiser Smart Control App. Its intuitive equalizer lets you easily adjust the sound to fit your taste. The special podcast mode can be selected to optimize the intelligibility of your favorite podcasts, audiobooks, and other speech content.

    Connect and interact
    For you to enjoy your connected lifestyle, the HD 350BT has a dedicated Voice Assistant button for instant voice interaction with Siri or the Google Assistant. Controlling music and calls is also intuitive thanks to easy-access touch buttons on the earcups.

    Smart Control App
    Listen to your music the way you want. This free dedicated app for iOS and Android provides an effortless way to control, personalize, update and configure your Sennheiser headphone, headset or soundbar.

  • Frequency response (Microphone) 80 Hz to 6,000 Hz (-3 dB)
    THD, total harmonic distortion < 0.3 % (1 kHz, 100 dB)
    Transducer principle Dynamic, closed
    Pick-up pattern Dual Beamforming
    Transducer principle (Microphone) MEMS
    Bluetooth Version 5.0
    Frequency response 18 Hz to 22,000 Hz (-10 dB)
    Modulation scheme GFSK, π/4 DQPSK, 8DPSK
    Battery Specification Built-in Lithium-Polymer rechargeable battery: 3.7 V ⎓, 300mAh
    Charging Current 320 mA max.
    App support EQ and updates via Sennheiser Smart Control
    Audio codec SBC, AAC, AptX™, AptX™ Low Latency
    Supported Profiles HSP, HFP, AVRCP, A2DP
    Charging time Approx. 2 hours
    Charging voltage 5 V, DC
    Ear coupling Around Ear
    Operating time 30 hours music playback via Bluetooth
    Sound pressure level (SPL) 108 dB (1 kHz/0 dBFS)
    Transmission frequency 2,402 MHz to 2,480 MHz
    Weight Approx. 238 g

  • What's in the box?
    HD 350 BT Wireless headphones
    USB-C charging cable
    Quick Guide
    Safety Guide