Sennheiser CX 300S In-Ear Headphones – Smart Remote – Mic – Red – Wired – UK

Sennheiser CX 300S In-Ear Headphones with Smart Remote. The Sennheiser CX 300S has been officially discontinued. The Sennheiser CX 300S brings Sennheiser's bass-driven sound signature together with a single-button Smart Remote and built-in microphone — making it the functional step up from the CX 300-II.

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