Williams AV WIR TX90 DC Power Supply Large-Area 2-Channel Infrared Transmitter, White

Ensure every attendee hears clearly with the Williams AV WIR TX90 DC large-area infrared transmitter — a professional assistive listening solution built for auditoriums, conference halls and training centers. This Williams AV 2-channel infrared transmitter delivers reliable audio coverage up to 30,000 sq. ft., with a frequency response of 80–15,000 Hz and bandwidth operating in the 2.3–3.8 MHz range to maintain speech clarity and musical fidelity with distortion under 0.2% at 1 kHz. The unit’s wide coverage and low-noise performance help maintain compliance with accessibility standards while improving audience engagement. Installation is straightforward — no wall-mount power supply required — so integrators and AV managers can deploy quickly and cost-effectively. Designed for compatibility with legacy receivers, the WIR TX90 DC protects your existing investments while adding modern reliability. Ideal for venues that require coordinated audio monitoring, security-aware event management, or multi-zone surveillance and paging integration, it’s a practical choice for AV professionals and facility managers. Upgrade your assistive listening capabilities with the Williams AV WIR TX90 DC — contact sales or add to cart to specify it for your next project.

• Covers up to 30,000 sq. ft. to deliver consistent, clear audio across large venues and improve accessibility for every attendee
• Low distortion and wide frequency response for intelligible speech and natural sound that boosts engagement in presentations and training
• Two-channel infrared transmission supports multi-zone or multi-language setups for conferences, auditoriums and houses of worship
• Simple installation with no wall-mount power supply needed, reducing installation time and integration cost
• Backward-compatible design protects prior investments and simplifies upgrades to modern assistive listening systems