Man in red sweater holding a microphone in a lecture hall.

SpeechLine Digital Wireless

IT-optimised wireless microphone system for speech & lectures

SpeechLine Digital Wireless is a digital wireless microphone system for speech and lecture. It is designed and optimized for university and corporate use. Thanks to its broad product portfolio, the system is particularly versatile and can be adapted to the requirements of individual applications. Our goal was to make the daily work of IT and AV managers easier. With the introduction of the new SpeechLine Multi-Channel Receiver, SpeechLine Digital Wireless presents the perfect audio solution for IT integration.

Design tools

Wireless Planner

Design a SL DW system in minutes

Features

Optimal Speech Intelligibility

Microphone system designed specifically for speeches, lectures and presentations

Up to 18 hours battery life

Uninterrupted performance even during the longest events and meetings

Automatic Frequency and Interference Management

Automatic RF setup and interference managemenet enables easy in-room configuration and daily usage

AES 256 Encryption

Secure transmission of confidential content using AES-256 encryption

Dante® Integration

Digital audio over network for easy integration into any existing Dante® network

Integrated DSP with EQ, Presets & Automatic Audio Level Management

Managing your microphone system has never been easier

Convenient charging

Network-enabled charging options for handheld and bodypack transmitters with CHG 2N and CHG 4N and wireless charging for tablestand transmitters with CHG 2W

Multi-Room mode

Effortlessly scale your system for campus-wide usage

Optimal Speech Intelligibility
Microphone system designed specifically for speeches, lectures and presentations
Up to 18 hours battery life
Uninterrupted performance even during the longest events and meetings
Automatic Frequency and Interference Management
Automatic RF setup and interference managemenet enables easy in-room configuration and daily usage
AES 256 Encryption

Benefits

Sennheiser wireless microphone system on a stage.

A future-proof investment

SpeechLine Digital Wireless operates in the license free 1.9 GHz frequency band and is a future-proof investment. The free Sennheiser Control Cockpit opens up an important path to your future. Digital workfl ows for monitoring and controlling your entire system help you to reduce maintenance and servicing costs.

Sennheiser wireless microphone system integration setup in a rack.

Perfect IT integration

The system supports the most common IT standards and integrates smoothly into your existing IT infrastructure. Numerous connection options including two ethernet connectors with support for Power over Ethernet (PoE) and Dante™ make the system the ideal enhancement for your campus or corporate network. SpeechLine Digital Wireless can be operated as a stand-alone system or integratet into a 3rd party environment using our plug-ins and protocols.

Hand holding a Sennheiser wireless microphone near audio equipment

Seamless setup & maintenance

With Sennheiser Control Cockpit, you will always have a complete overview and control of your campus-wide setups. Time-consuming manual workflows such as checking battery levels can be completed digitally in no time. Advanced system automation eliminates the need for manual frequency and interference management. This makes SpeechLine Digital Wireless a real time and money saver.

Sennheiser wireless microphone system on a desk in a modern office setting.

Always ready to go

The perfect microphone system simply works, everytime. The use of SpeechLine Digital Wireless requires no introduction or explanation. As soon as the microphone is taken out of the network monitored charging station, it is immediately ready to use. With a battery life of 15 hours, the microphones are ready for even the longest workday.

Now showing

Presentation and lecture

For hands-free presentations, you can choose between wireless table stand, handheld or bodypack transmitter for use with lavalier or headmic – depending on the speaker’s preferences.

1 / 3

Woman giving a presentation with a microphone in a bright room.

Presentation and lecture

Presentation and lecture
For hands-free presentations, you can choose between wireless table stand, handheld or bodypack transmitter for use with lavalier or headmic – depending on the speaker’s preferences.
Presentation and lecture1 / 3
Meeting
For conference rooms, the highly flexible wireless SL Boundary 114-S DW ensures best speech intelligibility and ease-of-use for all meeting participants.
Meeting2 / 3
Podium
For podium discussions, SpeechLine Digital Wireless provides the easiest to handle wireless SL Tablestand 133-S / 153-S DW for panelists and the SL Handheld DW for questions and reactions from the audience.
Podium3 / 3

Additional downloads

FAQ: SpeechLine Digital Wireless

Sennheiser Business Solutions – Microphone Guide

Making Collaboration & Learning Easier

Wireless Frequency Finder

Whether in a meeting, conference, lecture hall, or education space, use our Frequency Finder to help make collaboration and learning easier. Currently available for US only.

SpeechLine Digital Wireless

IT-optimised wireless microphone system for speech & lectures

Products27

SL DW MCR

SL DW Handheld

SL Headmic 1

SL DW Bodypack

MKE ESSENTIAL

SL DW TS 133 Set

SL DW Rack Receiver

SL DW Boundary 114

SL DW Tablestand 133

SL DW Tablestand 153

HSP ESSENTIAL

MKE 1

MEG 14-40

SL DW HANDHELD SET

SL DW Boundary Set

SL DW HEADMIC SET

SL DW LAVALIER SET

SL DW TS 153 Set

CHG 2

BA 10

BA 30

BA 40

GA 4

SL DW Bodypack MKE2 Set

SL DW Bodypack ME2 Set

SL DW Bodypack MKE40 Set

SL DW Bodypack HS2 Set

Design tools

Features