Wireframe headset fits securely and comfortably for fitness and aerobics instructorsMoisture-repellent hydrophobic fabric protects the microphone cartridge from harmful corrosion that occurs in humid environmentsFlexible gooseneck provides discrete adjustment capabilities to optimize placement for greatest isolationLightweight and low-profile design won’t fatigue instructors during high-impact useTA4F (TQG) connector is compatible with any Shure wireless bodypackIncluded windscreen tames plosive, breath, and wind noise for clean and intelligible soundTailored frequency response ideal for crisp, clear vocal reproductionAvailable with bundled BLX and GLX-D wireless systemsLegendary Shure precision engineering for durability and performanceThe rugged and durable SM31FH is a cardioid condenser microphone constructed with hydrophobic materials that make it ideal for true performance in fitness instruction applications.The moisture-repellent cartridge housing ensures a long product life by protecting the microphone from the corrosion damage that causes typical fitness instruction headsets to fail.Available in bundled BLX and GLX-D wireless systems, the SM31FH features TA4F 4-pin (TQG) connectors that make it a viable replacement for any Shure wireless headset system.