DFRobot DTMF Shield for Arduino - Phone Dialer/Receiver 101020062 com/adafruit-feather-huzzah-esp8266

com/adafruit-feather-huzzah-esp8266

Specifications: None

and require little electricity to work

and breadboards for a simple starter setup

The pins will have a standard spacing of 2

DFRobot DTMF Shield for Arduino - Phone Dialer/Receiver 101020062 com/adafruit-feather-huzzah-esp8266Build Faster with the DTMF Shield For Arduino This DTMF Shield is a Dual tone multi frequency signaling module decoder for Arduino With it's audio connector you can decode the crazy funny noises common phones make. If you are not sure what I'm talking about, imagine a home phone while pressing several of its keys. These Touch Tones have a specific frequency or sound that this module can decode. This Shield is a Audio code system that will allow you to