The FM 458-24 features the cutting-edge PPA T45 transmitter, with multiple digital audio input options and an OLED display with easy-to-manage menu navigation. Features three powerful microprocessors and the same high-quality audio and RF performance you’ve come to expect from Williams Sound. With an operating range of up to 1000 feet, the FM 458-24 is ideal for large venues where superior coverage is essential. This complete turnkey solution includes 24 R38 receivers, each featuring an OLED display and on-screen channel selection with easy access to 17 pre-set, wideband frequencies (72 to 76MHz). The system is expandable, accommodating any number of listeners.