Shure PGX24/Beta58A handheld wireless mic system is a premium live performance system that reveals fine details in demanding environments. Shure PGX24/Beta58A consists of a PGX2 handheld transmitter featuring a Beta 58A handheld microphone head and a PGX4 wireless receiver. Beta58A is a high output supercardioid dynamic vocal that is not affected by rough handling because of its rugged construction, proven shock mount system, and hardened steel mesh grille. Beta58A handheld microphone maintains a true supercardioid pattern throughout its frequency range. This insures high gain feedback, maximum isolation from other sound sources, and minimum off-axis tone coloration. Shure's UHF Diversity Radio System incorporates an uncompromising, state-of-the-art wireless technology, automatic set-up features and a legendary Shure microphone. Going wireless has never been easier or sounded better with the Shue PGX24 Beta58A handheld wireless mic system.