| Form Factor | Handheld / Stand Mounted |
| Signal Path | Analog Hardware |
| Power | 220VAC, 50Hz, 12V Battery |
| Frequency Response | 50Hz-15kHz |
| Element | Condenser (AMC 420) |
| Polar Pattern | Cardioid (MMC 420 Insert) |
| Polar Pattern | Non-Directional (MMC 320 Insert) |
| Maximum Acoustic Pressure (50Hz) | 124dB |
| Sensitivity (1kHz) | 10mV/N/m² |
| Hum and Noise | 28dB |
| Output Impedance | 60Ω |
| Notes | Components: AMC 420 Microphone, AYM 420 Power Supply, AYM 411 Interconnecting Cable |