Audio-Technica AT8531 Black In-Line Powering Module Standard - No Battery Cover

Audio-Technica Power Module AT8531

Audio Technica UniPlate Boundary Microphone +AT8531 Power Module In hard case

Audio-Technica AT8531 In-Line Power Module

Audio-Technica Power Module AT8531

Audio Technica AT853A Mini Cardioid Condenser Microphone & AT8531 Power Module

Audio-Technica AT8531 Power Module Mic Preamp XLR 3-Pin Black Japan Wired Mount