Sennheiser HD 450BT Headphones

Step up to great wireless sound with the new HD 450BT.

With active noise cancellation, high-quality wireless codec support, and Bluetooth 5.0 they deliver superior sound with deep dynamic bass. Advanced features include Virtual Assistant interaction, customization via the Sennheiser
Smart Control App, a special podcast mode, and a 30-hour battery life, to deliver exceptional versatility for audio lovers.

• Active noise cancellation for uninterrupted listening pleasure – Superior wireless sound with deep dynamic bass and high-quality codec support including AAC and AptX™ Low Latency
• 30-hour battery life – Crafted from high-quality materials for outstanding durability with
  a minimalist design available in a choice of white or black
• Intuitive controls including Virtual Assistant button for Siri and
  Google Assistant
• USB-C fast charging and advanced wireless Bluetooth 5.0
  technology for effortlessly reliable connectivity.

Ear coupling

• Around Ear

Weight

• Approx. 238 g (8.39 oz)

Frequency response

• 18 Hz to 22,000 Hz (-10 dB)

Sound pressure level (SPL)

• 108 dB (1 kHz/0 dBFS) THD (1 kHz, 100 dB) < 0.3 %

Microphone principle

• MEMS
• Microphone frequency response
• 80 Hz to 8,000 Hz
• Microphone pick-up pattern(speech audio)
• Dual Beamforming

Power supply

• Built-in Lithium-Polymer rechargeable battery: 3.7 V ⎓, 600mAh;
• USB charging: 5 V ⎓, 500 mA max.

Operating time

• 30 hours music playback via Bluetooth with ANC activated

Charging time of rechargeable batteries

• Approx. 2 hr