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Sennheiser CX400TW1 - User Manual

Sennheiser CX400TW1
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CX 400BT True Wireless
True wireless stereo earphones
Model: CX400TW1, CX400TW1 R, CX400TW1 L, CX400TW1 C
Instruction manual
Use the search function, the navigation (left) or the following links:
Start
“Product overview”
“Getting started”
“Using the earphones”
“FAQ/If a problem occurs ...
“Specifications”
Sennheiser electronic GmbH & Co. KG
Am Labor 1
30900 Wedemark
Germany
www.sennheiser.com
Version: 09/20 A01
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Summary

Important Safety Instructions

Health and Accident Safety

Safety advice to prevent hearing damage and accidents from product use.

Product and Malfunction Safety

Advice to prevent product damage and malfunctions from improper use or environmental factors.

Rechargeable Battery Safety

Warnings and safety instructions related to the product's rechargeable batteries.

Charging Case Overview

Earphone Overview

Charging Case LED Indications

Earbud LED Indications

Getting Started

Waking Up and Charging

Instructions for waking up the device and charging the batteries for the first use.

Selecting Ear Adapters

Guidance on choosing and fitting the correct ear adapters for optimal sound and comfort.

Connecting to Bluetooth

Connecting to Bluetooth Device

Steps to pair the earphones with a Bluetooth-enabled device.

Installing Smart Control App

Installing Smart Control App

Instructions for downloading and installing the companion app for extended functionality.

Earphone Operation: Battery and Charging

Rechargeable Battery and First Use

Information on battery life, charging process, and initial setup.

Earphone Operation: Charging Process

Charging the Earbuds and Case

Step-by-step guide for charging the earbuds and the charging case.

Earphone Operation: Bluetooth Connection

Bluetooth Connection Information

Information on Bluetooth compatibility and connection principles.

Earphone Operation: Pairing

Pairing with a Bluetooth Device

Detailed steps for pairing the earphones with a Bluetooth device.

Earphone Operation: Smart Control App

Installing the Smart Control App

Instructions for downloading and installing the companion app for extended functionality.

Earphone Operation: Ear Adapters

Earphone Operation: Switching On;Off

Earphone Operation: Volume Control

Earphone Operation: Voice Assistant

Earphone Operation: Music Playback

Earphone Operation: Calls

Earphone Operation: Sound and Controls

FAQ and Troubleshooting

Resetting to Factory Default Settings

Steps to reset the earphones to factory default settings to resolve issues.

Specifications

Sennheiser CX400TW1 Specifications

General IconGeneral
BrandSennheiser
ModelCX400TW1
CategoryHeadphone
LanguageEnglish

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