Sennheiser CX 300S Red In-Ear Headphones - 3.5mm

Sennheiser CX 300S headphones deliver 118dB sensitivity for clear, powerful sound across a wide audio range and listening environment.

The 3.5mm stereo mini plug L-type connector ensures universal compatibility with most smartphones, tablets, and portable audio devices.

Four ear adapter sizes (XS, S, M, L) included with the CX 300S allow you to find the perfect fit for all-day comfort and secure wear.

Frequency response of 17Hz to 21,000Hz captures both deep bass and crisp treble for balanced audio across all music genres.

The 4.6 ft (1.2 m) Y-type cable on these Sennheiser earphones provides comfortable reach during daily use and travel.

Lightweight design at 0.4 oz (12g) makes the CX 300S ideal for active users who need portable audio without bulky equipment.

Soft protective pouch included with CX 300S earphones safeguards your investment and keeps everything organised during storage or travel.