Amazon.com: AKG Pro Audio CM311 XLR Reference Head-Worn Condenser Microphone with XLR Connector : Everything Else
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Crown / AKG CM 311 SH | Reverb
Crown CM311A - head-worn mic with 3 pin XLR output | Pro Audio Solutions
AKG - AKG Crown Audio CM311A XLR Version Headworn Cardioid Condenser Microphone With XLR Connector, 50Hz-17kHz Frequency Response, 75Ohms Output Impedance - PSS Audiovisual Equipment
AKG CM311-Mini XLR Light, rugged head-worn mic for presenters, with Mini XLR Connector for PT - Canada's Favourite Music Store - Acclaim Sound and Lighting
AKG Crown PZM6 D Hemispheric Pressure Zone Boundary Layer Microphone, 3322H00010 | eBay