Model：
TR48-15.5H279Z-L19-01Applications：
- Parking assist system
- Blind zone detectionDimensions：
Specification：
| NO. | Item | Specification |
| 1 | Resonant frequency | 48±1.0KHz at 25±3℃ |
| 2 | Sensitivity | 500-800μS at 25±3℃ |
| 3 | Decay time | 1.2~1.8mS at 25±3℃ ≤2.2mS at -40 to +85℃ |
| 4 | Directivity(deg) X-axis | 65(Typical) |
| 5 | Directivity(deg) Y-axis | 65(Typical) |
| 6 | Capacitance | 1400pF±20% |
| 7 | Max.input volt | 140 Vp-p |
| 8 | Mean time to failure | 50000H |
| 9 | Operating temperature | -40℃～+85℃ |
| 10 | Storage temperature | -40℃～+85℃ |