Pettersson M500 Microphone – Bat Conservation and Management, Inc.
Microphones
Amazon.com: Portable Ultrasonic Washing Cleaner Mini Multifunctional USB Kitchen Fruit Vegetable Cleaning Machine for Cleaning Rice, Meat : Home & Kitchen
M500-384 USB Ultrasound Microphone – Pettersson Elektronik AB – Bat detectors and sound analysis software
TONOR RGB USB Microphone, Cardioid Condenser Computer PC Mic with Tripod Stand, Pop Filter, TC30 - Walmart.com
Multi-arm Spiral Microphone Array 64-channel Mems Acquisition Ultrasonic Acoustic Imaging Usb Video Overlay - Operational Amplifier Chips - AliExpress