Williams AV FM 558 PRO Large-Area Dual FM Plus and Wi-Fi Assistive Listening System with (1) FM T55 Transmitter, (4) PPA R38N Receivers, (4) Ear 022 Earphones, (2) NKL 001 Neckloops
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Product details
| Management number | 215164751 | Release Date | 2026/04/12 | List Price | US$1,226.00 | Model Number | 215164751 | ||
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| Category | |||||||||
FM Plus Large-area Dual FM and Wi-Fi assistive listening system with 4 FM R38 receivers. Features coaxial cable and rack panel kit for professional installation
| Brand | Williams AV |
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| Format | WMA |
| Unit Count | 1.0 Count |
| Manufacturer | Williams AV |
| Model Number | FM 558 PRO |
| Output Power | 400 Milliwatts |
| Connector Type | RCA, USB |
| Control Method | Remote |
| Controller Type | Hand Control |
| Audio Output Mode | Stereo, Surround |
| Audio Output Type | Speakers |
| Compatible Devices | Smartphone, Speaker |
| Number of Channels | 4 |
| Wireless Technology | Wi-Fi |
| Connectivity Technology | Wi-Fi |
| Supported Internet Services | Pandora, Spotify |
| Surround Sound Channel Configuration | 4.0 |
| Other Special Features of the Product | Equalizer, Pandora, Spotify |
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FM Transmitters
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