ISD1820 3-5V Voice Module Recording And Playback Module with Microphone and 0.5W Speaker TM1637 4 Digit 7 Segment LED Display generating a signal pulse

generating a signal pulse

or any microcontroller

1 x USB Charger Doctor (Voltmeter & Ammeter module)

and Blue channels to produce over 16

for highly corrosive environments involving salt spray or chemical exposure

ISD1820 3-5V Voice Module Recording And Playback Module with Microphone and 0.5W Speaker TM1637 4 Digit 7 Segment LED Display generating a signal pulseISD1820 3 5V Voice Recording and Playback Module with Microphone & 0. 5W Speaker Add voice recording and playback capabilities to your projects with this compact ISD1820 module from The Engineer Store, Bengaluru. Record up to 10 seconds of audio, store it in non volatile memory, and play it back on demand perfect for talking greeting cards, alarm systems, interactive toys, and voice activated projects. Ships complete with an onboard electret