800.595.4648

Portable Transmitters

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Cities We Serve

We serve clients all over the world. For a full list of areas we serve click the link below.

Cities We Serve

Perfect for small and medium-size groups working within a broadcast range of 150 feet max.

When calculating translation equipment requirements, understanding the location, number of receivers needed, plus mobility and sound restrictions will help save time and keep you within budget!

See something you like? We'd be happy to help you with the right equipment solutions for your next interpretation event!
Call us: 1.800.595.4648, or email us.

Disclaimer: In the U.S., FCC rules limit use of this equipment to auditory assistance.


Listen Tech

A powerful transmitter that simply clips to the belt of the speaker, this unit is perfect for small to medium groups. Transmitting up to six simultaneous channels on 72 MHz, or three on 216 MHz.

This transmitter allows you to broadcast audio to everyone in the space without carrying a microphone or being plugged into an outlet. Excellent for tours, outdoor events, classrooms, boardrooms, or anywhere you need to amplify sound, but don't require an installed audio system.

Williams Sound

This unit is a 16 channel portable FM transmitter capable of handling anything from tour groups to large boardrooms with multiple languages being broadcast simultaneously.


The unit can transmit a speaker's voice on one of sixteen available channels. The unit offers a flexible mic and auxiliary input jacks, push-button on/off/mute control, channel lock and adjustable compression. Portable and lightweight it can transmit up to 150 feet from the receiving audience. It's ideal to provide hearing assistance for pupils in the classroom, employee training, tour groups, business meetings and more.

See the future of translation equipment with Williams Sound Digi-Wave System!