Nick] came across an awesome Bluetooth speaker online, only, there was a problem. It didn’t really exist—it was just a render of a device that would be nice to have. Of course, there was an ...
If your Android phone's speaker isn't loud or clear, you can change the Bluetooth codec, disable volume limits, adjust the equalizer, and use Dolby Atmos.
In this video I've created a device that can notify in real time about events that happen on a website. The project uses NodeMCU board and a buzzer to produce sound as alert. The board is programmed ...