YOLA 20pcs Split Ultrasonic Sensor, 40Khz RT Splitting Ultrasonic Transceiver Probe, Ultrasonic Proximity Sensors TCT40-16R/T 16mm 10 Receivers Smart Home

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There are lots of surprises waiting for you.Nominal frequency (KHz): 40KHz
Emission sound pressure at10V (0dB = 0.02mPa): ?110dB
Receiver sensitivity at40KHz (0dB = V / ubar): ?-75dB
Capacitance at1KHz, <1V (PF): 1800 ± 30% The part with T is the Transmitter; the part with R is Receiver. Package Includes: 10* Ultrasonic Transmitters Probes 10* Ultrasonic Receivers Probes Split Ultrasonic Sensor Ultrasonic Transceiver Probe 10 Transmitters 10 Receivers T+R Ultrasonic Sensor Set TCT40-16R/T 16mm 40Khz RT Splitting Smart Home Ultrasonic Proximity SensorsNote: The products with gold, diamond, and gem materials in the shop are all plating/artificial. ~~If any Questions, please contact us ASAP, we will try our best to solve the problem for you. ^ _ ^ Happy shopping! ^ _ ^