https://blog.arduino.cc/2016/05/27/arduino-metrophones-will-help-keep-you-and-your-bag-safe/
Arduino MetroPhones will help keep you and your bag safe | Arduino Blog
May 27, 2016 - Walking the streets of a highly-populated city, or even a crowded event for that matter, comes with certain risks like pickpocketing. Mindful of this, Maker...
your bagarduinometrophoneshelpkeep