Features:
1)Construction: Open Structure
2)Using Method: Dual use
3)Center Frequency:40kHz
4)Output Sound Pressure:Min.120dB
5)Sensitivity:Min.-74dB
6)Diectivity:50
7)Capacitance:2000?20%pF at 1kHz
8)Operating Tem Range : -40to 85 degrees Celsius
9)Max. Input Voltage:120 Vp-p
10)Detectable Range :0.5-13 m
11)Housing material :Plastic
12)Resolution :9mm