Sennheiser CX 400 II Precision In-Ear only Headphones – Black UK
Experience high-fidelity sound in a compact design with the Sennheiser CX 400 II Precision In-Ear Headphones. Known for their audio engineering excellence, Sennheiser delivers exceptional clarity, dynamic bass, and accurate detail with this sleek and comfortable pair of in-ear headphones. Ideal for daily listening, commuting, and travelling, the CX 400 II offers performance and portability in equal measure.
The ergonomic in-ear design blocks out ambient noise and ensures a secure fit. With a built-in inline remote and mic, you can control your music and take calls on the go. These earphones come with multiple sizes of silicone ear tips to ensure a perfect fit for all-day wear.
Finished in classic black and equipped with a tangle-resistant cable, the Sennheiser CX 400 II is compatible with all devices featuring a 3.5mm headphone jack – including smartphones, tablets, and laptops. Whether you’re a music enthusiast or someone who simply wants better quality from their headphones, these are a reliable upgrade.
Key Features
| Audio Quality | Precision Bass & Detailed Highs |
| Connection | Wired – 3.5mm Jack |
| Noise Isolation | Passive – Ergonomic In-Ear Fit |
| Cable | Tangle-Resistant with Clip |
| Mic & Remote | Built-in, Single Button |
Item Specifics
| Brand | Sennheiser |
| Model | CX 400 II Precision |
| Type | In-Ear Wired Headphones |
| Colour | Black |
| Included | Earphones, Eartips, Carry Pouch |
Technical Specifications
| Frequency Response | 17Hz – 22,000Hz |
| Impedance | 16 Ohms |
| Sound Pressure Level | 110 dB |
| Cable Length | 1.2 metres |


















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