The PG30 headset microphone included in this Shure PGX wireless system delivers professional sound quality at an affordable price. Designed for active musicians and presenters who handle their own sound, the Shure PGX Wireless streamlines your setup and enhances your performance. With features like automatic frequency selection and automatic transmitter setup, going wireless is faster and worry-free. Shure’s patented Audio Reference Companding ensures crystal clear sound quality trusted by professional audio engineers. It’s the best-sounding, simplest wireless solution from the leader in live performance sound.