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Sennheiser CX 7.00BT Black In-Ear Wireless Neckband Headset

At a Glance

Sennheiser CX 7.00BT In-Ear Wireless Neckband Headset with multi-connection and superior bass response

Proposition 65 Warning for California Residents

The wireless Sennheiser CX 7.00BT lets you stay in touch and enjoy a great listening experience anywhere. The sleek neckband headset delivers a clear, detailed sound and enhanced bass, ensured by Sennheiser’s acoustic technology and leading edge wireless technologies that include Bluetooth 4.1 and Qualcomm® apt-X™ for true Hi-Fi sound. 

Wireless freedom that looks and sounds delightful.

The CX 7.00BT wireless neckband headset is probably one of the most sensible and at the same time enjoyable things to wear around your neck. Immerse in legendary Sennheiser sound thanks to Qualcomm® apt-X™ support. Rely on its sleek yet robust design to take on the challenges of the mobile lifestyle. Enjoy the comfort of its perfect fit and the seamless collaboration with your smart mobile device. 

Freedom without limits.

100 % Sennheiser sound, 0% wire

Clear and powerful with a superior bass response, the sound of this high-quality headset is pure Sennheiser. A bundle of advanced wireless transmission technology – Bluetooth 4.1, and Qualcomm® apt-X™ support – makes sure you get to hear every bit of it. You won’t miss a detail and you certainly won’t miss the cord. 

It makes a great pairing, or two

Featuring NFC capabilities, pairing the CX 7.00BT with your smart device is every bit as easy as plugging it in. Only, here you can have convenient multi-connection with up to two devices simultaneously (PC or phone), will never get entangled, and can move your head freely wherever you go. While voice prompts notify you of the pairing-status or low battery. 

Intuitive controls at your fingertips

A full-fledged headset, the CX 7.00BT lets you control not only your music but also your phone calls. With a handy three-button remote and a high-quality microphone, you are ready to communicate effortlessly. Thanks to 3-way calling support, this headset is also one for the busy. 

Your ears will also enjoy the feel

The in-ear buds of the CX 7.00BT not only ensure excellent attenuation of ambient noise, they also fit perfectly – not least because this headset comes with ear adapters in four different sizes. Thus, maximum wearing comfort is guaranteed.

Made for the mobile lifestyle

Tough and light high-quality materials make the CX 7.00BT an attractive and at the same time sturdy peace of highclass audio wear. With a battery life of up to 10 hours on one single charge and featuring 1.5 hour fast USB charging you can go a long way. The included soft storage pouch will provide protection when your headset is not in use.

What's in the box?

CX 7.00BT In-Ear Wireless Headset

USB Charging cable

Ear adaptor set (XS, S, M, L)

Storage pouch

Safety Guide

Quick Guide

Technical Data

Supported Profiles A2DP + AVRCP + HSP + HFP

Ear coupling Ear Canal

Transducer principle Dynamic

Charging time Approx. 1.5 hrs

Battery Specification Rechargeable Lithium-ion Polymer (170mAh)

Connection Bluetooth 4.1, NFC

Battery time 10 hrs (A2DP/HFP)

Headphones

Frequency response 17Hz – 21,000Hz

Sound pressure level (SPL) 112 dB (1 kHz/0 dBFS)

THD, total harmonic distortion <0.5% (1kHz/100dB SPL)

Microphone

Pick-up pattern Omni-directional

Sensitivity as per 121 TR 9-5 - 44 dB V/Pa

*Warning (for California residents only): Please note per Proposition 65 that this product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Every Consumer Products company is required to post the warning no matter if their products pose any harm. Sennheiser products are all RoHs compliant, yet we are by law required to post the Proposition 65 warning message anyway.