The CX 400BT Wireless In-Ear Headphones from Sennheiser offer a personalized sound experience for your ears with the Smart Control App. Discover more now!

The 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, ...

These true wireless headphones are powered by premium dynamic driver technology to ensure pure listening pleasure. The built-in equalizer and customizable touch ...

Sennheiser Consumer Audio CX 400BT True Wireless Earbuds - Bluetooth In-Ear Headphones for Music and Calls - with Noise Cancellation and Customizable Touch ...

Nov 25, 2020 · The Sennheiser CX 400BT are decent for commute and travel. They're fairly comfortable and very portable, but they struggle to cut down bass- ...

Mar 8, 2022 · The CX 400BT True Wireless are among Sennheiser's second generation of true wireless earphones, offering a somewhat large 7mm driver in each ...

Charge the rechargeable batteries of the earbuds and the charging case until the LED lights up again (> 14). Page 9. Product overview. CX 400BT True Wireless | ...

Jul 19, 2021 · Both the Sennheiser CX True Wireless and CX 400BT excel when it comes to audio performance. While both models offer an expansive soundstage, ...

Sep 2, 2020 · The excellent sounding CX 400BT True Wireless earbuds are a more affordable alternative to the Momentum True Wireless II.