Sennheiser CX 400BT True Wireless in-ear earphones with mic — Bluetooth — White

Discover the Sennheiser CX 400BT True Wireless: custom-tuned drivers deliver high-fidelity audio with deep bass, natural mids and a clear, detailed treble. Personalize your sound using the built-in equalizer settings to tailor playback to your preferences. The earbuds support a wide range of audio codecs — SBC, AAC and aptX — so both iOS and Android devices get premium sound quality. Designed for comfortable long listening sessions, the CX 400BT are ideal for extended playlists, audiobooks or hands-free phone calls via the integrated microphone, all with wireless Bluetooth convenience.