Few devices have hit the hacker/maker word with quite as large a bang as the ESP8266. [Brian] first reported a new $5 WiFi module back in August. Since then there have been an explosion of awesome … ...

It seems the Far-East factories can’t churn out ESP8266 based modules fast enough to feed all the world’s hackers. Well, Pick-n-Place machines are human too, so it’s not too long … ...

This board is a complete Internet radio based on ESP8266 Module and the Arduino. The board has a stereo earphone jack plus two speaker connectors and a on-board 2.5w HiFi amplifier.

After programming, you can plug your ESP module correctly on the ESP socket of the relay board. In the next step, you can operate the system using a 5-9V DC power source (12VDC maximum). Wi-Fi Relay & ...