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Consumer Financing available
Product Overview:

Williams Sound's FM Plus Large-Area Assistive Listening System can provide enhanced, clear, and concise sound discreetly to an individual's own smartphone and headphones/ear buds. Intended for use in large areas like concert venues, sports arenas, or festivals, the FM Plus will provide exceptional audio quality via a professional digital audio (DSP) platform. This flexible listening device supports iOS or Android WaveCAST Apps, as well as traditional FM receivers. Operating up to 1,000-feet and on several bandwidths, this device is perfect for users who would like to amplify and clarify sounds while overcoming background noises and poor acoustics.

Product Specifications / Dimensions

Specifiction LabelSpecification Value
Brand Williams Sound
Mfg part # FM557
Color Black
Weight (lbs) 9
Battery operated? Yes (batteries required)
Batteries included? No
Battery details (8) AA Alkaline
Country of Manufacture United States

More Information

The FM Plus Large-Area Assistive Listening System from Williams Sound is designed to support up to (4) individuals who would like to use their own smartphone and headphones as an assistive listening device in a large area or venue that is enabled with Wi-Fi.

This frequency-modulated (FM) listening device uses radio signals to transmit amplified sounds to the user's smartphone. The FM Plus is the industry's first dual-transmission system that is able to broadcast both FM and Wi-Fi audio from a single device for assistive listening in a large area venue.

The system comes with (1) transmitter, (4) receivers, (4) surround earphones, and (2) neck loops. Once the device's microphone is connected to a transmitter, the user wears the receiver that is tuned to a specific frequency. The system's receiver operates on 72-76 MHz bandwidth. The sound from the transmitter is delivered wirelessly up to 1,000-fee by using the FM signal. The listeners can easily select the channel and volume level once their personal device is connected to the Wi-Fi network. The FM Plus is built on a professional digital audio (DSP) platform to produce exceptional audio quality.


FAQ For Personal Sound Amplification System - FM Plus Large-Area Assistive Listening System by Williams Sound

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Does this Personal Sound Amplification System work with iOS?
Answer: Yes, this device works with iOS, Android and WaveCAST Apps.
What is the operating range of this Personal Sound Amplification System?
Answer: The operating range of this device is 1000 feet.
Is there a warranty for this Personal Sound Amplification System?
Answer: Yes, the warranty lasts for 2 years past the date of sale.