Infrared Systems
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The Williams AV IR RX20 is a comfortable, stereo stethoscope-style infrared receiver compatible with all Williams AV 2.3 or 2.8 MHz IR systems.
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The Williams AV IR E4 IR+ infrared emitter for IR M1 systems transmits high-quality infrared audio coverage up to 18,000 sq ft. It supports stackable or distributed configurations and requires an IR M1 modulator to operate. Ideal for large and complex venue layouts. Learn More -
The Williams Sound IR T3 is a two-channel infrared transmitter with integrated modulator and emitter. It delivers strong, consistent audio up to 32,000 sq ft using efficient LED tech, with PoE support, RS-232 control, and switchable frequencies. Learn More -
The Williams AV IR A4 IR+ distributed emitter array for IR M1 systems enables flexible infrared coverage using up to four IR E4 emitters per array. It supports stacked or distributed configurations for large rooms, balconies, wings, and obstructed venue layouts. Learn More -
The Williams AV IR SYS30 is a complete infrared listening system featuring the upgraded T3 transmitter with PoE kit, delivering powerful two-channel audio coverage up to 32,000 sq ft with minimal signal spillover. Learn More -
The Williams AV IR SYS32 is a high-performance infrared assistive listening system designed for clear, secure audio transmission in large spaces up to 32,000 sq ft. Featuring the advanced SoundPlus® T3 transmitter and ADA-compliant receivers, it's ideal for confidential environments like boardrooms, courtrooms, and houses of worship. Learn More -
The Williams AV IR SYS31 is a portable, all-in-one SoundPlus® T3 infrared listening system for assistive listening and language interpretation, offering powerful coverage up to 32,000 sq ft and packaged in a convenient carry case for easy transport.
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The Williams AV IR SYS33 features the powerful T3 infrared transmitter and five hands-free stethoset receivers for clear, two-channel stereo audio. With up to 19,000 sq ft of coverage and a compact design, this system is ideal for ADA compliance in medium-sized spaces. Includes charging bay, power supply, mounting hardware, and ADA signage. Learn More -
This pre-configured Listen Tech ListenIR Advanced iDSP Level III System includes everything needed for secure transmission of audio for assistive listening compliance in venues with a capacity of up to 100 seats
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The Williams AV IR M1 D 2-channel infrared modulator with Dante input and built-in Wi-Fi server delivers secure IR audio and wireless streaming. Ideal for assistive listening, it supports up to four emitters and integrates seamlessly with networked audio systems. Learn More
