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Sennheiser HD 350 Over-Ear Wireless Headphones

  • 18 Hz to 22,000 Hz (-10 dB) frequency
  • 30 hours of music playback via Bluetooth
  • Audio codec BC, AAC, AptX, AptX Low Latency

Buy Sennheiser HD 350 Over-Ear Wireless Headphones


Experience great wireless audio in your car or at home using Sennheiser's HD 350BT over-ear headphones. Bluetooth 5.0, high-quality codec support and excellent 30-hour battery life make this stylish and durable wireless headset a great companion for anyone who wants to experience better audio whether at home or on the go.

Key Features

  • HD 350BT offers a 30-hours battery life and fast USB-C charging, making it an ideal companion for a day of listening.
  • This black or white headset combines a comfortable folding design with a high-quality, durable material to be tough enough to take anywhere.
  • Stream your favourite music wirelessly. Sennheiser's free app for iOS and Android makes controlling, customizing, updating, and configuring headphones, headsets, and soundbars easy.
  • The Sennheiser Smart Control App makes it easy to customize your sound experience. The equalizer lets you customize the sound according to your preferences.
  • You can select the special podcast mode to optimize the listening experience for podcasts, audiobooks, and other speech content. It delivers deep dynamic bass that enhances the listening experience.
  • A perfect audio & video synchronization is ensured by the latest wireless technology, which includes Bluetooth 5.0 and high-quality wireless codecs such as AAC, aptX, and aptX Low Latency.
  • A dedicated Voice Assistant button on the HD 350BT allows you to converse with Siri or Google Assistant quickly and easily. The earcups feature easy-access touch buttons for controlling music and calls.


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 of 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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