No wires, no drivers, no cables, no bluetooth only WiFi on a fresh air and browser to connect your Android device with desktop or laptop or even another android device with Droid Over Wifi app installed!
One button to start. Transfer, view, stream, rename, move, delete files and folders immediately over WiFi with any Browser and any OS.

App measures and analyses sound pressure level and sound frequency spectrum.

make tow android devices as a cached hotspot camera and a video life stream wifi receiver.