We supply the ever popular PTTM-5 (previously PM5) push to talk microphone used in retailers across Australia, this purpose built microphone outlasts all others.
| Type | Dynamic(moving coil) |
| Frequency Response | 50~15,000 Hz |
| Polar Pattern | Cardioid, rotationally symmetrical about microphone axis, uniform with frequency |
| Sensitivity (at 1,000Hz) | -68±3dB*(0.398mV)*0dB=1V / ?bar |
| Impedance | 600? |
| Phasing | Positive pressure on diaphragm produces positive voltage on pin 2 output with respect to pin 3 |
| Net Weight | 350 grams |