Williams AV FM 558-24 PRO D FM Plus Large-Area Dual Assistive Listening System w/ R38 ReceiversFM Plus Large area Dual FM and Wi Fi assistive listening system with 24 FM R38 receivers. Features Dante input, coaxial cable and rack panel kit for professional installation. System Includes: (1) FM T55 D transmitter (24) FM R38N receivers (24) EAR 022 surround earphones (6) NKL 001 neckloops (2) CHG 3512 12 bay chargers (24) BAT 026 2 AA NiMH rechargeable batteries (1) ANT 005 remote coaxial antenna (1) IDP 008 ADA wall plaque (1) RPK 005 rack panel

The headset's microphone has a cardioid polar pattern tailored for pickup of speech with maximum voice intelligibility over a wide range of frequencies

Just like the DZR Series

internal delay control

(4) Unbalanced

Two remote control inputs allow external switches or contact closures to activate the main and/or talkback button functions

AIR MultiDelay

and the ability to save and selectively recall processor settings

Patented Varimotion Diaphragm Technology for high-quality imaging and sound

you can upload recorded files from the SS-CDR250N / SS-R250N side or download sound files from the server

Qu-Pad iPad App

Housing a 5 inch woofer and 3/4 inch tweeter

1 or 2 channels of unbalanced line level audio