Nominal Frequency               (kHz)                                   

40/48/58±1

Capacity                               (pf)

2000±15%

Ring Down Time                   (ms)

    ≤1.2

Sound Pressure Level          (dB)

  109±5

Sensitivity                            (dB)

   -70±5

Resistance                           (Ω)     

      500

Angle                                   ( ° )

    90±5

Input Voltage                      (Vp-p)

      150

Operating Temp. Range      (^oC)

   -30~+80

Storage Temp.                    (^oC)

   -40~+85

Weight                                (g)

       4.8