Williams Sound FM 557 PRO D FM+ Large Area Assistive Listening System with Dante and Rack Panel Kit

The FM 557 PRO system package is a complete turnkey solution. It includes 4 PPA R37N receivers and an FM+ D transmitter for both FM and Wi-Fi transmission from the same box. The PRO bundle includes Dante, coax cable, and rack panel kit for professional installation.

This system features the cutting edge PPA T55 transmitter (replacing the T45 FM transmitter) with multiple digital audio input options, and an OLED display with easy-to-manage navigation and network control features.

Each PPA R37N receiver features a seek button channel selection with access to 17 selectable wideband frequencies between 72.1-75.9MHz. The system is expandable, accommodating any number of listeners. This system complies with 2010 ADA guidelines for hearing assistance all for nearly the same cost as traditional FM systems.

• For both FM and Wi-Fi Transmission
• Complete Assistive Listening System
• Four PPA R37N Receivers
• Four EAR 033 Surround Earphones
• Two Neckloops, one ADA Wall Plaque
• Antenna, Batteries and Battery Charger
• Rack Panel Kit

Spec Sheet

Wi-Fi Assistive Listening Brochure

• (1) FM T55 D Transmitter
• (4) PPA R37N Receivers
• (4) EAR 022 Surround Earphones
• (2) NKL 001 Neckloops
• (2) BAT KT6 2-Bay Chargers and Rechargeable Batteries
• (1) ANT 005 Remote Coaxial Antenna
• (1) IDP 008 ADA Wall Plaque
• (1) RPK 005 Rack Panel Kit