The C4´s sensitive 8 mm rare-earth magnet drivers increase audio resolution, deepen bass and clarify high- and mid-range sound. The Ear Direct Mount Structure aligns driver and nozzle directly into the inner ear for improved bass response, sound isolation and fit.

Stay wirelessly connected to phone calls and smart assistants by voice. A single button activates the mic so you can chat on the phone hands-free and ask your voice assistant for help without touching your phone.

The Multi-Point Function lets you connect two smartphones at once. Take calls with one phone and listen to music with another. An easy-to-manage solution for people with business and private phones.