In this version, you'll be using a keypad instead of a simple push button to deactivate the alarm. After the buzzer goes off, you need to press the star (*) button on the keypad before inputting ...

emergency push button ... it also plays the buzzer sound from the actual game, too ... (machine translation) and has built up an easy-to-implement version on Raspberry Pi, Arduino, and ESP8266 ...

If you are just learning how to do Arduino projects or want to start, ... with only an Arduino UNO, ultrasonic sensor, force-sensitive resistor (or push button), and piezo buzzer.

The president apparently has a button that summons a butler with a fizzy drink. ... Trump reportedly orders Coca-Cola at push of a buzzer. By Fox News. Published April 27, 2017 12:47pm EDT ...

Arduino’s $87 Plug and Make Kit comes with all the parts needed to build seven ... a time-of-flight distance sensor, a buzzer, a thermometer and humidity sensor, and a set of three buttons.

But if you can push your button while your yellow LED is lit, ... Inside the cool laser-cut box is an Arduino Uno and a 9V battery, plus a current-limiting resistor and the all-important buzzer.