This Sennheiser EW-D Evolution Wireless Digital System comes with a ME 3 Cardioid Headset Microphone, providing clear and precise sound quality. The wireless connectivity allows for freedom of movement during performances or presentations. The system includes a manufacturer warranty for added peace of mind. This model, R4-9, is suitable for use in musical instruments and gear as well as pro audio equipment. Whether you're a musician, presenter, or audio professional, this Sennheiser system is a reliable and versatile choice.