| APM-TEC | Diameter | Construction | Using method | Nominal Frequency | S P L | Sensitivity | Directivity | Capacitance | Allowable input voltage | Detectable range | Operating Temperature | Housing material |
| mm | Hz | dB | dB | deg | pF | Vp-p | m | ℃ | ||||
| APM-US1640TR-01 | 16 | Open | Dual | 40K | ≥115(10V/30cm/sine wave) | ≥-65dB V/u bar | 55 | 2400±25%@1KHz | 150(40KHz) | 18 | -20….+70 | Al |
