Center Frequency:40.0±1.0Khz

Bandwidt(-6dB)  F.O.M.:1.2Khz

Transmitting sound Pressure Level:120dB min.

Receiving Sensitivity:-63dB min.

Nominal Impedance(Ohm):900

Ringing:1.5ms max.

Capacitance:2100pF

Max.Driving Voltage:120Vp-p

Total Beam Angle   -6dB  :  50°±10° 

Operation Temperature:-30to80℃

Storage Temperature: -40to85℃