Sennheiser CX 80U In-Ear Headphones

CX 80U

Sennheiser CX 80U delivers the brand’s signature balanced sound through a modern wired USB-C connection. No pairing. No charging. Just plug in and enjoy clear, natural audio with effortless everyday usability.

• Sennheiser Sound
• USB-C plug-and-play connection
• Lightweight, comfortable in-ear design
• Inline remote & microphone
• Secure fit with noise isolation

Features

• Signature Sennheiser tuning: Balanced sound with crisp highs, natural mids, and controlled bass
• Pure digital sound: USB C connection delivers stable, uncompressed audio without pairing or charging
• Designed for comfort: Lightweight in-ear design with three ear tip sizes (size M on the product) for a secure fit that provides passive noise isolation
• Stay connected: Inline remote and microphone for easy call and music control
• Built to last: Durable materials for reliable everyday listening

Pure sound, no distractions

Enjoy clear, balanced audio wherever your day takes you.

Experience the unmistakable Sennheiser sound with the CX 80U. Carefully tuned for clarity and balance, it reproduces your music with crisp detail, natural mids, and controlled bass. The in-ear design also provides effective passive noise isolation, helping you stay focused on your sound in busy environments.

Instantly connected

No pairing. No charging. Just plug in and listen.

The CX 80U is designed for simplicity. Its wired USB C connection works instantly with compatible smartphones, tablets, and laptops. Enjoy reliable performance and consistent digital sound quality without worrying about battery life or connectivity.

Comfort for everyday life

Lightweight design made to move with you.

Compact and easy to wear, the CX 80U is built for all-day comfort. Three sizes of ear tips ensure a secure, personalized fit while improving noise isolation, so your music stays clear and comfortable throughout the day.

Easy control

Stay in control of calls and music.

The integrated inline remote and microphone let you manage playback, adjust volume, and take calls with ease. Designed for everyday convenience, it keeps everything you need within easy reach.

Specifications

• Ear coupling: Ear canal
• Wearing style (cable): Wired in-ear
• Weight: Approx. 14.3 g
• Frequency response: 17 – 20,000 Hz (-10 dB)
• Transducer principle: Dynamic, closed
• Transducer size: 9.7 mm
• Sound pressure level (SPL): 119 dB SPL @ 1 kHz, 1V RMS
• Total harmonic distortion (THD): <0.5% (1 kHz, 100 dB SPL)
• Impedance: 28 Ω (1 kHz)
• Cable length: 1.2 m
• Plug: USB C
• Microphone principle: MEMS
• Microphone frequency response: 100 Hz to 10,000 Hz
• Microphone pick-up pattern (speech audio): Omni-directional
• Magnetic field strength: 1.2 mT

What's included

• One pair of CX 80U in-ear headphones
• Three sizes of ear tips (size M on the product)
• A quick guide to get you started