This wireless microphone receiver from Shure was removed from a worksite. It's designed for professional audio equipment use. It comes in sleek black color and has a frequency range of 692-716 MHz. Made by Shure Brothers Inc in the United States, this model is known as UC4-UB and has a form factor of a microphone receiver. The device is highly reliable and has been a go-to for many professionals in the industry. With wireless connectivity, this microphone receiver is easy to use and ensures high-quality sound output. Get your hands on this amazing piece of equipment to enhance your audio experience.