Introducing the Williams AV WIR TX90 DC Power Supply, a cutting-edge large-area 2-channel infrared transmitter designed for superior audio performance. Operating within the 2.3-3.8 MHz bandwidth, this transmitter ensures clear sound transmission over expansive areas, covering up to 30,000 sq. ft. in single-channel mode. Say goodbye to cumbersome wall-mount power supplies, as this device offers a sleek, integrated solution. It boasts compatibility with previous models, ensuring seamless integration into your existing setup. With less than 0.2% total harmonic distortion and a frequency response range of 80 to 15,000 Hz, enjoy pristine audio quality. Plus, the 20-minute timer conserves energy by shutting off the carrier when no audio is detected. Elevate your audio experience with the Williams AV WIR TX90 DC – order yours today!