Crown CM-311A Headworn Condenser Mic XLR | Guitar Center
AKG 6000H50950 - CM311 W/TA4F - NON ROHS, not for EUROPE Light, rugged head-worn mic for presenters with connector for use Shure bodypack transmitters.
Crown CM-311 A/E head set microphone -- W/ Case | #177299945
Used Crown CM-311AE Wireless Microphones
Crown CM311 AESH Headworn Microphone for Shure Wireless | Sweetwater
Crown CM-311A Headworn Microphone Owned by Dave Mustaine