The BGT24ATR12 from Infineon Technologies is a Radar Sensor with Frequency 24 to 24.25 GHz, Output Power 6 to 15 dBm(Tx), LNA Gain 3 to 8 dB (RX), Noise Figure 12 to 20 dB (RX), Supply Voltage 3.3 V. Tags: Transceiver. More details for BGT24ATR12 can be seen below.