Williams AV PFM PRO 17-Channels Personal FM Listening System, 72-76 MHz

Ensure every listener receives clear, intelligible audio whether in the classroom, a conference room, or a surveillance control center. The Williams AV PFM PRO 17-Channels Personal FM Listening System is a professional assistive listening solution that brings audio directly to the ear, reducing the impact of background noise and distance from the source. With 17 selectable channels in the 72–76 MHz band and an operating range up to 150 feet, the PFM PRO offers dependable coverage for AV, security monitoring and public‑address applications. Its 3.5mm auxiliary jack accepts headphones, neckloops and telecoil-equipped hearing aids for fast, inclusive setup. Choose the PFM PRO RCH for NiMH rechargeable batteries and a charger, or the standard PFM PRO with AA alkaline batteries for quick field swaps. Rugged ABS/PC construction, an easy-to-read OLED display and a Lifetime PLUS Limited Warranty make this FM transmitter an efficient, long-term choice for integrators and facilities managers handling assistive listening, surveillance audio monitoring or live event sound support. Add the Williams AV PFM PRO to your toolkit to improve comprehension and operational efficiency—order or contact sales to specify for your site.

• Delivers clear, direct audio to individual listeners to overcome distance and background noise for better comprehension in classrooms, meetings and public venues
• 17 selectable channels on the 72–76 MHz band minimize interference and provide flexible frequency options for crowded RF environments
• Up to 150 ft (46 m) range supports distributed listening across conference rooms, houses of worship, training centers and monitoring stations
• Universal 3.5mm jack works with headphones, neckloops and telecoil-equipped hearing aids for inclusive, accessible listening
• Choice of rechargeable (PFM PRO RCH) or alkaline power makes deployment simple and cost-effective; compact, durable design with OLED display and Lifetime PLUS Limited Warranty