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Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
@Spes
The same here! I opened the clock and there is no piezo speaker. I do not need a refund. But are there any limitations to the resistance of the piezo speaker? I found speakers with resistance from 200 up to 1500 Ohms.