Williams Sound FM 457 PRO : Personal PA FM Listening System

4-Receiver System / R37 Receivers. The Williams Sound FM 457 PRO features the cutting-edge Williams Sound PPA T45 transmitter, with multiple digital audio input options and an OLED display with easy-to-manage menu navigation. 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 Williams Sound FM 457 PRO is ideal for large venues where superior coverage is essential. This complete turnkey solution includes four Williams Sound R37 receivers, each featuring seek-button channel selection with access to 17 pre-set wideband frequencies between 72-76 MHz. Includes a coaxial cable and rack panel kit for professional installation. 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.

This product is Proudly Made in the USA!

Williams Sound FM 457 PRO Features:
Analog Line/Mic Input : Balanced or Unbalanced Input with Phantom Power [XLR/TRS] Digital Input : AES or EBU [XLR] and Coaxial S/PDIF [RCA] Line Out : RCA - Mono Select up to 17 Wideband or 77 Narrowband channels on 72-76 MHz Covers any large facility up to 1000 feet Pre-configured audio settings for voice, music, or hearing assistance saves time Digitally controlled microprocessor LCD and Push button menu controls Field tunable receivers (Seek-Button Tuning) Meets ADA guidelines (see Downloads & Links Tab for more details) Rack Mount Kit Included (1RU) 25FT Coaxial Antenna Included Lifetime PLUS Limited Warranty (90 days on accessories) Made in the USA!!
Williams Sound FM 457 PRO System Includes:
(1) PPA T45 Transmitter (4) PPA R37N 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) WCA 013 RCA Audio Cable, 3 feet (1) WLC 004 Main Power Cord (U.S.)
Williams Sound FM 457 PRO Applications:
Theatres Cinemas Houses of Worship Auditoriums	Schools Stadiums/Arenas Zoos Other places of Public Access

Williams Sound FM 457 PRO Downloads and Links:

PPA T45 Spec Sheet (343 kb, pdf)
PPA 457 Spec Sheet (Not Available as of 11-18-2013)
PPA 457 Manual (Not Available as of 11-18-2013)
Warranty Statement (133 kb, pdf)
Warranty Registration (Williams Sound Website)

ADA Compliance:
The Americans with Disabilities Act (ADA) requires public facilities to provide equal access to people with disabilities, including those individuals who have difficulty hearing. Please see below for informational resources regarding ADA compliance.