Headset Microphone YPA MH1-C4A Headworn Uni-Directional CARDIOID Mic For AKG Beige Compatible with AKG transmitters - DPT700, PT60-80-81-400-450-4000-4500 Compatible with SAMSON transmitters - UT1L, VT2L Connector safely TA3F plus configuration for pocket transmitter (tested on AKG PT450)