The Audemat Aztec FMB80 FM Audio Encoder is a professional signal processor designed for encoding audio signals in FM bands. With HDMI inputs and outputs, this sleek black device from Audemat Aztec allows for easy integration with audio and video equipment. The model FMB80 offers a single output and is perfect for enhancing the audio quality in a variety of consumer electronics applications. Ideal for those looking to transmit audio in FM bands with precision and clarity.