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Black over-ear wireless headphones with folding hinges and matte finish

Sennheiser

Sennheiser HD 350BT Black Bluetooth 5.0 headphone

SKU CH-FZ5J-WC469 MPN HD 350BT Black

Wireless over-ear headphones with Bluetooth 5.0, 30-hour battery and deep dynamic bass

  • TypeOver the Ear
  • ColorBlack
  • ConnectorYes
  • Wireless TypeBluetooth

Option HD 350BT

  • Deep dynamic bass for engaging sound
  • Bluetooth 5.0 with AAC and aptX Low Latency codecs
  • 30-hour battery life with fast USB-C charging
  • Foldable closed-back design for comfort and isolation
  • Customizable EQ via Sennheiser Smart Control App

Sennheiser HD 350BT Wireless Headphones

The Sennheiser HD 350BT is a closed-back over-ear headphone built for listeners who want wireless freedom without sacrificing bass presence. It connects through Bluetooth 5.0 with support for AAC and aptX Low Latency codecs. The folding frame makes it practical for daily commutes or home use. Buyers who need active noise cancellation or a wired-only connection should look elsewhere.

30-Hour Battery Life and USB-C Charging

A single charge delivers up to 30 hours of continuous playback, so the headphones last through long travel days or extended work sessions. Fast charging over USB-C restores useful listening time in a short window. The closed-back cups provide passive isolation that helps maintain consistent audio quality in noisy environments. There is no mention of auto-pause sensors or multipoint pairing in the supplied data.

Folding Design and App Equalizer

The earcups fold inward to reduce the carrying footprint, and the adjustable headband accommodates a range of head sizes. Physical buttons on the cup handle playback, volume and calls without requiring a phone screen. The Sennheiser Smart Control app adds a customizable equalizer for tailoring the sound signature. No carrying case or airplane adapter is listed in the specifications.

Highlights

  • Deep dynamic bass for engaging sound
  • Bluetooth 5.0 with AAC and aptX Low Latency codecs
  • 30-hour battery life with fast USB-C charging
  • Foldable closed-back design for comfort and isolation
  • Customizable EQ via Sennheiser Smart Control App

Specifications

BrandSennheiser
ModelHD 350BT Black
TypeOver the Ear
ColorBlack
ConnectorYes
Wireless TypeBluetooth
Shipping weight0.91 kg
Package size203 × 178 × 76 mm

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Questions about this item

How much heat does the HD 350BT generate during long listening sessions?

The closed-back design keeps the drivers cool during extended use, and the lightweight frame prevents heat buildup around the ears.

What source device is required to use the HD 350BT?

Any smartphone, tablet or computer with Bluetooth 5.0 will pair with the headphones and support the AAC and aptX Low Latency codecs.

Will the HD 350BT work alongside my older wired headphones?

Yes, the headphones operate independently over Bluetooth 5.0, so they do not share a cable or connector with any wired models you keep.

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