This is a Realistic 49MHz FM Wireless Microphone System Model 32-1221. This microphone receiver is designed for professional audio equipment and is perfect for musicians and sound engineers alike. It has wireless connectivity, making it easy to move around while still maintaining a strong signal. The microphone receiver has a sleek design and is made by the brand Realistic. It is ideal for use with musical instruments and gear, and is sure to improve the quality of your audio recordings. This model is perfect for those who need a reliable and high-quality microphone system without the hassle of wires.