Shure BLX1288E/SM31-H8E

SM31FH and SM58 with dual analogue wireless transmission. The SM31FH cardioid condenser microphone is designed for use in fitness instruction, features moisture-repelling construction for true performance in humid applications where corrosion damage is common. The SM58 is the industry standard microphone tailored to deliver warm and clear vocal reproduction. With analogue wireless dual transmission. Frequency: 518-542 MHz