{"Category":"Sensors, Transducers","PCN Obsolescence\/ EOL":"E4A\/E4B Series May2015","Transmit Sensitivity":"-","Family":"Ultrasonic Receivers, Transmitters","Series":"E4B","Beam Angle":"16\u00b0","Packaging":"Bulk","Bandwidth":"-","Frequency":"50Hz","Receive Sensitivity":"-","Standard Package":"1","Voltage - Rated":"12 ~ 24VDC","Other Names":"E4BTS50RF4"}...