TDK InvenSense EV_ICU-20201-00 Evaluation Board includes the ICU-2021 ultrasonic sensor device with PCB, two capacitors, and a connector. This board requires an acoustic to interface to the IC. The EV_ICU-20201-00 is connected to the sensor via a 12-pin 0.5mm pitch Flat Flex Cable (FFC) connector. This evaluation board is used in smart door lock wake-on-approach, obstacle avoidance, wall following, parking lot sensors for vehicle counting, and ground-level measurement in drones.