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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.
@user110973
Sorry for the delay.
I ordered these:
EPZ-20MS64W Piezoelement, 6,4 kHz, 400 Ohm, bedrahtet
EPZ-15MS60W Piezoelement, 5 kHz, 1500 Ohm, bedrahtet
EPZ-27MS44W Piezoelement, 4,4 kHz, 200 Ohm, bedrahtet