YPA MM1 HEADSET MICROPHONE FOR SHURE　
Color:Tan or black
Weight:  18 g
Cable's length:  1.2 m 
Frequency response:  20 Hz to 20 kHz 
SPL:  max. 130 dB 
Supply voltage:  1.5 to 10 V
Impedance:  1 kΩ 
Sensitivity:  -42 dB 
Mini XLR Connector for SHURE Wireless Microphone Systems SHURE PGX1/SC1/SLX1/ U1/ULX1/UR1/UT1, TOA WM4300