| Specification | Detail |
| Basic frquency (f0) | 4 MHz |
| Wavelength in water, 20˚C (λ) | 0.37 mm |
| Transmitter element width (a) | 5 mm |
| Receiver element width (b) | 0.3 mm |
| Transmitter-receiver gap (g) | 0.1 mm |
| Element length (l) | 5 mm |