The Shure PG 81 Instrument Cardioid Condenser Microphone is a high-quality microphone designed for live performances. Its cardioid polar pattern ensures clear sound capture, while the small diaphragm size makes it suitable for a variety of instruments. With a maximum SPL of 129.5 dB, this wired microphone from Shure is a reliable choice for musicians looking for professional audio capture. The sleek black color and compact form factor make it easy to use and transport, making it a versatile option for any live performance.