HEADSET, wh20xlr

Shure WH20XLR Headset Mic with XLR Connector for Balanced Mic Output 3-pin Male XLR Connector with Detachable Belt Clip
  Shure WH20XLR Headset Mic with XLR Connector for Balanced Mic Output (WH20 XLR / WH20-XLR)

The Shure WH20 is a rugged, lightweight, dynamic headset microphone that provides high-quality voice pickup.