Shure SM31FH Fitness Headset Condenser Microphone
The SM31FH Fitness Headset Condenser Microphone from Shure is a cardioid condenser headset microphone designed to be used by fitness and aerobics instructors. It has integrated moisture-repelling hydrophobic fabric that helps protect the microphone capsule from sweat and humidity. A windscreen is included.
Shure SM31FH specs
Type | Electret condenser |
Frequency Response | 45 Hz to 20 kHz |
Polar Pattern | Cardioid |
Output Impedance | 600 Ω @ 1 kHz, typical |
Audio Output Level | -50 dBV/Pa |
Signal to Noise Ratio | 66 dB @ 1 kHz |
Maximum SPL | 145 dB, @ 1 kHz (1,000 Ω load) |
Dynamic Range | 117 dB, @ 1 kHz (1,000 Ω load) |
Output Noise | 28 dB, typical, A-weighted |
Power Requirements | +5 V DC (nominal), 10 V maximum (DC bias) |
Polarity | Positive pressure on diaphragm produces positive voltage on pin 3 with respect to pin 1 |
Cable | 45" (1.1 m) |
Connector | TA4F |
Weight | 2.11 oz (60 g) |
Package Weight | 0.55 lb |
Box Dimensions (LxWxH) | 7.7 x 6.4 x 3.1" |
Shure SM31FH Fitness Headset Condenser Microphone
Windscreen
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