Sennheiser Bluetooth Headphones (HD350BT)


  • Closed Back
  • Bluetooth Apt:X
  • NFC auto connection
  • Black or White

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 an impressive 30-hour battery life and fast USB-C charging, the HD 350BT 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, audio books, 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.

Sennheiser Smart Control is a free app and compatible with most iOS and Android systems.

Technical Data:

  • 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)
    • Bluetooth Version
    • 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
    • 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

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