| Element | Fixed-charge back plate, permanently polarized condenser |
|---|---|
| Polar Pattern | Omnidirectional |
| Frequency Response | 20 - 20,000 Hz |
| Low Frequency Roll Off | 80 Hz, 18 dB/octave (wired only) |
| Open Circuit Sensitivity | -34 dB (19.9 mV) re 1V at 1 Pa |
| Maximum Input Sound Level | 114 dB SPL, 1 kHz at 3% T.H.D. |
| Dynamic Range | 88 dB, 1 kHz at Max SPL (wired only) |
| Signal-to-Noise Ratio | 68 dB, 1 kHz at 1 Pa |
| Phantom Power Requirements | 11-52V DC, 2 mA typical (wired only) |
| Switches | Flat, roll-off (wired only) |
| Current Consumption | 0.1 mA typical at 5V (wireless only) |
| Voltage Range | 2.5 - 11V (wireless only) |
| Weight (Microphone) | Microphone, boom & earpiece: 2.0 g (0.07 oz) |
| Weight (Power Module) | 85 g (3.0 oz) (wired only) |
| Cable | 1.4 m (55") long (permanently attached), 1.6 mm (0.06") diameter, 2-conductor shielded cable with locking 4-pin connector (wired and cW versions) |
| Dimensions (Microphone & Boom) | Microphone: 8.1 mm (0.32") long, 2.6 mm (0.10") diameter Boom: 26.4 mm (1.04") long, 1.07 mm (0.04") diameter |
| Dimensions (Power Module) | 97.6 mm (3.84") long, 18.9 mm (0.74") diameter (wired only) |
| Output Connector (Power Module) | Integral 3-pin XLRM-type |
| Audio-Technica Case Style | M31 |