From Amazon
Shure PGA31 Headset Condenser Microphone with Cardioid Polar Pattern, Flexible Gooseneck, Foam Windscreen, and TA4F (TQG) Connector for Use Wireless Systems (PGA31-TQG)
GAK
Shure PGA31-TQG Headset Condenser Microphone
Guitar Guitar
Shure PGA31-TQG Headset Mic