Edit this pageOld revisionsBacklinksBack to top Table of Contents Ultrasonic Bat listening devices... listening to surveillance capitalism Ultrasonic life and vibration above 20 kHz Edit Bat listening devices... Wildlife Acoustics Echo Meter Touch 2 > https://www.wildlifeacoustics.com/products/echo-meter-touch-2-android https://batdetecting.blogspot.com/2018/10/review-of-echo-meter-touch-2-pro-part-1_7.html Edit listening to surveillance capitalism https://hackaday.com/2017/05/04/ultrasonic-tracking-beacons/ Edit ultrasonic.txt Last modified: 2021-07-02 18:47by 2a02:578:8555:e00:2d5c:277a:1816:d835