Features of the Shure SM31FH-TQG Fitness Headset Condenser Mic: Designed for Fitness Instructors Hydrophobic Fabric Protects Mic cFlexible Gooseneck Cardioid Polar Pattern Includes Windscreen Specifications: Microphone Sound Field Mono Capsule Electret Condenser Polar Pattern Cardioid Pad None High-Pass Filter None Windscreen Foam (Included) Performance Frequency Range 45 Hz to 20 kHz Maximum SPL 145 dB SPL (1 kHz, 1-Kilohm Load) Impedance 600 Ohms at 1 kHz Output Level -50 dBV/Pa Dynamic Range 117 dB (1 kHz, 1-Kilohm Load) Signal-to-Noise Ratio 66 dB (1 kHz) Equivalent Noise Level 28 dB A-Weighted (Typical) Connectivity Cable Length 45″ / 1.1 m Power Operating Voltage 5 to 10 V Physical Color Black Mounting Over-Ear (Double/Neckband) Weight 2.11 oz / 60 g
