| Place of Origin |
Guangdong China (Mainland) |
| Brand Name |
audiowell |
| Model Number |
12U01-TK054L179-02 |
TECHNICAL SPECIFICATIONS ItemParameterRemarkResonant frequency40±1.0kHz Echo Sensitivity≥300mV Decay Time≤1.2ms Directivity (X)100±15° Directivity (Y)70±10° Electrostatic Capacitance2000±15%pF 1kHz/25 Input voltage≤140Vp-p 40kHz/ pulse width 0.5ms/ interval 20ms Mean Time to Failure50000h Operating temperature-40∼+80 Storage temperature-40∼+85