Enjoy great wireless audio on the go or at home with the HD 350BT. Thanks to Bluetooth® 5.0, high-quality codec support (AAC, aptX™ Low Latency), and an excellent 30-hour battery life, this stylish and durable wireless headset is your versatile companion for experiencing better audio wherever you are.

Take Your Love of Audio Further

The HD 350BT is the ideal choice for people who love great audio. Enjoy an engaging sound experience with deep dynamic bass.

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. 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.

Personalize your sound experience with the

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.

Specifications:

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): MEMS
• Bluetooth Version: 5
• 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