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Whether you’re in the mood for calming tunes or crave some thrilling beats, the bespoke drivers of the new CX 400BT True Wireless deliver high-fidelity sound with deep bass, natural mids and a clear, detailed treble. Plus, you can personalize your listening experience with built-in equalizers to enjoy amazing sound quality that’s tailored to you.
No matter where you stand – iOS or Android – you’ll always get to enjoy the outstanding sound quality of the new CX 400BT True Wireless earbuds. Thanks to our wide range of audio codec support including SBC, AAC and aptX, premium sound is guaranteed with any mobile device.
Never miss a beat throughout the day with 20 hours of battery life – 7 hours on a single charge and a further 13 hours with the small, sleek and compact charging case. The new CX 400BT True Wireless earbuds are designed to ensure you get premium sound wherever you go.
The new CX 400BT True Wireless is made for those who enjoy diving into a long playlist, a lively audiobook or a loving phone call. Available in black and white, they have an ergonomic design created for all-day comfortable wearing. The earbuds achieve a perfect fit in the ear for excellent passive noise cancellation and keep the earbuds securely in place, thanks to adapters provided in a choice of four sizes.
Pair your Sennheiser device with our Smart Control app. Customize what you hear and how you interact with your Sennheiser device.
Type | ||
---|---|---|
Wearing style | True Wireless In-Ear | |
Audio | ||
Sensitivity | ||
Frequency response | 5Hz – 21kHz | |
Impedance | ||
Others | ||
Drivers | 7 mm | |
Bluetooth® version | v 5.1 | |
Charging time | 1.5 hours | |
Talk/ Music play time with BT on | 7 hours (+ 20 hours / charging case) | |
General | ||
Weight | 49 g | |
Color | Black, White | |
Product Code | Black | 508900 |
White | 508901 |