The K-LC4 from RFbeam Microwave is a Radar Sensor with Frequency 24.050 to 24.250 GHz, IF Frequency 0 to 50 MHz, Output Power 10 dBm, Antenna Gain 4.8 dB, Frequency Tuning Range 140 MHz. Tags: Through Hole, Transceiver. More details for K-LC4 can be seen below.