PG ALTA Microphones: A Tradition of True Sound - Shure Microphones have always delivered unmatched sound quality and durability, making them essential for stage performance and studio recording around the world. Tailored for performers of every level, Shure offers a complete family of wired microphones to meet any audio need. With the PG ALTA Microphone family, Shure continues its 90-year tradition of manufacturing audio products of the highest quality and construction. Featuring a sleek black metallic industrial design and cardioid polar patterns that reduce feedback and background noise, the PG ALTA family delivers rock-solid sound and reliability that sets the bar for accessible, professional-caliber gear for performance and recording.