---
product_id: 104189587
title: "Williams Sound FM 458 PRO Personal PA Pro FM Assistive Listening System with (4) PPA R38N Receivers; Multiple Digital Audio Input Options and an OLED Display with Easy-to-manage Menu Navigation"
brand: "williams sound"
price: "€ 3500.73"
currency: EUR
in_stock: true
category: "Musical Instruments"
url: https://www.desertcart.fi/products/104189587-williams-sound-fm-458-pro-personal-pa-pro-fm-assistive
store_origin: FI
region: Finland
---

# Williams Sound FM 458 PRO Personal PA Pro FM Assistive Listening System with (4) PPA R38N Receivers; Multiple Digital Audio Input Options and an OLED Display with Easy-to-manage Menu Navigation

**Brand:** williams sound
**Price:** € 3500.73
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Williams Sound FM 458 PRO Personal PA Pro FM Assistive Listening System with (4) PPA R38N Receivers; Multiple Digital Audio Input Options and an OLED Display with Easy-to-manage Menu Navigation by williams sound
- **How much does it cost?** € 3500.73 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/104189587-williams-sound-fm-458-pro-personal-pa-pro-fm-assistive)

## Best For

- williams sound enthusiasts

## Why This Product

- Trusted williams sound brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Williams Sound FM 458 PRO Personal PA Pro FM Assistive Listening System with (4) PPA R38N Receivers; Multiple Digital Audio Input Options and an OLED Display with Easy-to-manage Menu Navigation The FM 458 PRO features the cutting-edge PPA T45 transmitter, with multiple digital audio input options and an OLED display with easy-to-manage menu navigation. The system is expandable, accommodating any number of listeners. This system complies with 2010 ADA guidelines for hearing assistance and is covered by Lifetime PLUS Limited Warranty. System Includes (1) PPA T45 Transmitter (4) PPA R38N Receivers (4) EAR 022 Surround Earphones (2) NKL 001 Neckloops (2) BAT KT6 Dual Drop-in Charger Kits, each including (2) BAT 026-2 AA Rechargeable Batteries (1) ANT 005 Coaxial Antenna (1) ANT 025 Whip Antenna (1) IDP 008 Wall Plaque (1) RPK 005 Rack Panel Kit (1) TFP 048 Power Supply (1) WLC 004 Main Power Cord (U.S.) (1) WCA 013 RCA Audio Cable, 3ft. Specifications PPA T45 Transmitter Operating Frequencies: 72.1-75.9 MHz, 17 wideband channels (selectable) Frequency Accuracy: &#xB1; 2 ppm stability, 0-50&#xB0;C Deviation: &#xB1; 75 kHz maximum Frequency Response: 31 &#x2013; 16000 Hz, &#xB1;3 dB (&quot;Music&quot; Audio Preset) Signal-to-Noise Ratio: &#x2265;74 dB Transmitted RF Dimensions: 8.45&quot; x 8.25&quot; x 1.72&quot; Weight: 3.0 lbs PPA R38N Receivers Channels: 17 Wideband, accessed via menu Display Screen: 1&quot; OLED Input Overload: 100 mV Frequency Response: 200 &#x2013; 15 kHz Modulation: FM, +/- 75 kHz peak deviation Signal-to-Noise Ratio: 65 dB min @ 100 uV Audio Output: 35 mW max, peak into 16 ohms Dimensions: 4.1&quot; x 2.85&quot; x 1.38&quot; Weight: 4.6oz

## Features

- Three powerful microprocessors and the same high-quality audio and RF performance you’ve come to expect from Williams Sound
- With an operating range of up to 1000 feet, the FM 458 PRO is ideal for large venues where superior coverage is essential
- Complete turnkey solution includes four R38 receivers, each featuring an OLED display and on-screen channel selection with easy access to 17 pre-set, wideband frequencies (72-76 MHz)
- Includes a coaxial cable and rack panel kit for professional installation
- This system complies with 2010 ADA guidelines for hearing assistance and is covered by Lifetime PLUS Limited Warranty

## Images

![Williams Sound FM 458 PRO Personal PA Pro FM Assistive Listening System with (4) PPA R38N Receivers; Multiple Digital Audio Input Options and an OLED Display with Easy-to-manage Menu Navigation - Image 1](https://images-na.ssl-images-amazon.com/images/I/41agR9ySpZL.jpg)
![Williams Sound FM 458 PRO Personal PA Pro FM Assistive Listening System with (4) PPA R38N Receivers; Multiple Digital Audio Input Options and an OLED Display with Easy-to-manage Menu Navigation - Image 2](https://images-na.ssl-images-amazon.com/images/I/41xUFnmcu0L.jpg)
![Williams Sound FM 458 PRO Personal PA Pro FM Assistive Listening System with (4) PPA R38N Receivers; Multiple Digital Audio Input Options and an OLED Display with Easy-to-manage Menu Navigation - Image 3](https://images-na.ssl-images-amazon.com/images/I/51n8vlxXdgL.jpg)
![Williams Sound FM 458 PRO Personal PA Pro FM Assistive Listening System with (4) PPA R38N Receivers; Multiple Digital Audio Input Options and an OLED Display with Easy-to-manage Menu Navigation - Image 4](https://images-na.ssl-images-amazon.com/images/I/413QwX7o1iL.jpg)
![Williams Sound FM 458 PRO Personal PA Pro FM Assistive Listening System with (4) PPA R38N Receivers; Multiple Digital Audio Input Options and an OLED Display with Easy-to-manage Menu Navigation - Image 5](https://images-na.ssl-images-amazon.com/images/I/41bkZKGO8bL.jpg)

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**Shop now:** [https://www.desertcart.fi/products/104189587-williams-sound-fm-458-pro-personal-pa-pro-fm-assistive](https://www.desertcart.fi/products/104189587-williams-sound-fm-458-pro-personal-pa-pro-fm-assistive)

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-03-07*