Microphone, Teensybat or PIP
Microphone with Knowles SPU0410LR-5H element on 0.6mm thick PCB in 3.5mm TRS connector.
Two versions available, pick the right one.
Teensybat (Batlogger M connections) Sleeve= GND, ring=mic signal, tip=V+ (1.5-3.6v)
PIP configuration for Audiomoth, computer or recorder. Sleeve=GND, Tip is power/mic signal. (1.5-3.6V, 10K resistor load between contacts)