| APM-TEC | Diameter (mm) | Height (mm) | Directivity | Sensitivity (dB) | Operation voltage (V) | Loading resistance (Ohm) | S/N Ratio (dB) | Max. Current (mA) | Termination |
| APM-MO-0444S | 4 | 1.3 | Omni-directional | -44 ± 2 | 2 | 2.2K | >55 | 0.5 | SMD |
APM-MO-0444S – (4mm, -44dB)
Surface Mount Type ECM, 4mm, -44dB.
