Williams AV FM 557 Large-Area Dual FM Plus and Wi-Fi Assistive Listening System with FM T55 Transmitter, (4) PPA R37N Receivers, (4) EAR 022 Earphones, (2) NKL001 Neckloops and IDP 008 ADA Wall Plaque

Williams AV FM 557 Large-Area Dual FM Plus and Wi-Fi Assistive Listening System with FM T55 Transmitter, (4) PPA R37N Receivers, (4) EAR 022 Earphones, (2) NKL001 Neckloops and IDP 008 ADA Wall Plaque

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$2,175.00

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Price: $2,175.00
(as of Apr 09, 2025 13:50:04 UTC – Details)



Includes: (1) FM T55 Transmitter, (4) PPA R37N Receivers, (4) EAR 022 Surround Earphones, (2) NKL 001 Neckloops and (1) IDP 008 ADA Wall Plaque
Operating Frequencies: 72.1-75.9MHz , 17 wideband channels (selectable)
Total Harmonic Distortion: Less than 0.25% @ 1kHz (RF output)
Rack Mount: Standard 19″ Rack, one EIA rack space high, 1/2 space wide
Ethernet: RJ-45, 10/100 Base-T IEEE 802.3 compliant, unique MAC address

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  1. St. Ignatius Food Pantry –

    Failed after four months
    Worked great for four months, then suddenly the transmitter would not transmit 10 feet. Working to get warranty replacement,

    St. Ignatius Food Pantry –

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