{"product_id":"dfr-dtmf-decoder-shield","title":"DFR DTMF DECODER SHIELD","description":"\u003cdiv class=\"communicaintro\"\u003e\u003cspan\u003eDFR0308 Dual-Tone Multi-Frequency Decoder Shield is an Audio Code System that sends commands to your Arduino via Audio signal.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"communicadesc\"\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003cp\u003eThis 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 send commands to your Arduino via Audio signal.\u003c\/p\u003e\n\u003cp\u003eTogether with GMS \/ GPRS \/ GPS shield this module can communicate your Arduino with any phone land line or Cell phone in the world, within GSM signal range. Which goes as far as your cellphone.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eApplications :\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003eIts quite convenient to send wireless commands over audio lines, like a phone call. Connected to our GSM\/GPS shield, you could just call your robot and press any button or set of buttons to enable it.\u003c\/li\u003e\n\u003cli\u003eConnect DFRobot mp3 module to this board to enable audio feedback when pressing keys, or a welcome message when the phone call is established.\u003c\/li\u003e\n\u003cli\u003eEnable GPS Geo location mapping, and DTMF moving functions to have a GSM wireless networking remote controlled robot.\u003c\/li\u003e\n\u003cli\u003eFor use with the GSM \/ GPS \/ GPRS shield, you will need an audio cable.\u003c\/li\u003e\n\u003c\/ul\u003e\n.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch2\u003eSpecification\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eAudio Socket for Application\u003c\/li\u003e\n\u003cli\u003eDimensions : 37x37x9mm\u003c\/li\u003e\n\u003cli\u003eSpeaker Connector for Audio Sound checking.\u003c\/li\u003e\n\u003cli\u003eMicrophone Connector for over the air remote control system (note : due to environmental noise, without any filtering system this method is not recommended)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"DFRobot","offers":[{"title":"Default Title","offer_id":45627424931884,"sku":"DFR DTMF DECODER SHIELD","price":236.84,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0300\/5376\/1068\/files\/dfr-dtmf-decoder-shield-932487.jpg?v=1781042974","url":"https:\/\/xytron.ae\/products\/dfr-dtmf-decoder-shield","provider":"Xytron","version":"1.0","type":"link"}