{"product_id":"products-ad22b04-4ch-dtmf-relay-module","title":"AD22B04 4CH DTMF Relay Module – MT8870 Phone Voice Remote Control Switch with 8 Modes 10A Output for Smart Home LED Motor","description":"\u003cp\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n \u003cbr\u003e\u003cspan style=\"color:rgb(255, 0, 0)\"\u003e\u003cspan style=\"font-size:22px\"\u003eProduct Name: DC 12V 4CH MT8870 DTMF Tone Signal Decoder Phone Voice Remote Control Relay Switch Module For LED Motor Smart Home\u003c\/span\u003e\u003c\/span\u003e\n \u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n \u003cbr\u003e\n   \n \u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n \u003cbr\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:19px\"\u003e\u003cstrong\u003ePacking list\u003c\/strong\u003e\u003c\/span\u003e\n \u003cbr\u003e\u003cspan style=\"font-size:18px\"\u003e :\u003c\/span\u003e\n \u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n \u003cbr\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003e1 PCS \u003c\/span\u003e\n \u003cbr\u003e\u003cspan style=\"font-size:18px\"\u003eAD22B04 \u003c\/span\u003e\n \u003cbr\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003eDC 12V 4 Channel DTMF \u003c\/span\u003e\n \u003cbr\u003e\u003cspan style=\"font-size:18px\"\u003e Decoder \u003c\/span\u003e\n \u003cbr\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003eRelay Board\u003c\/span\u003e\n \u003cbr\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003e;\u003c\/span\u003e\n \u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n \u003cbr\u003e\u003cspan style=\"font-size:18px\"\u003e1 PCS Male to Male audio wire (3.5mm jack );\u003c\/span\u003e\n \u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n \u003cbr\u003e\n \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\u003c\/div\u003e\n \u003cbr\u003e\n \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\n  \u003cbr\u003e\u003cimg width=\"800\" height=\"800\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/1786794769288bca_1784772229193.jpg?v=1784772235\" slate-data-type=\"image\"\u003e\n  \u003cbr\u003e\n \u003c\/div\u003e\n \u003cbr\u003e\n \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\u003cstrong\u003e\u003cspan style=\"font-size:18px\"\u003eFunctional characteristics:\u003c\/span\u003e\u003c\/strong\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\n     \n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\u003cspan style=\"font-size:18px\"\u003e1 Product model: AD22B04 \u003c\/span\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\n     \n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\u003cspan style=\"font-size:18px\"\u003e2.working voltage DC 12V, with reverse polarity protection\u003c\/span\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\n     \n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\u003cspan style=\"font-size:18px\"\u003e3.Operating Current: Standby 11-13 MA, 1 relay ''open'' 44MA, 2 relays ''Open'' 77MA, 3 relays ''Open'' 110MA, 4 relays''open'' 140MA\u003c\/span\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\n     \n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\u003cspan style=\"font-size:18px\"\u003e4 eight modes of operation:Non-locking (Momentary ), self-locking (Toggle),inter-locking (Latch), 5\/20\/60\/120\/250-second delay\u003c\/span\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\n     \n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\u003cspan style=\"color:rgb(112, 48, 160)\"\u003e\u003cspan style=\"font-size:18px\"\u003e5 The default control command is 1\/2\/3\/4.Example: Dial 1 to control relay 1, dial 2 to control relay 2, dial 3 to control relay 3, dial 4 to control relay 4; control commands can be changed any 1-4 bits. (For more details, refer to '' AD22B04_4 channel DTMF controller commands setting manual '').\u003c\/span\u003e\u003c\/span\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\n     \n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\u003cspan style=\"font-size:18px\"\u003e6 Size: 50 * 80 * 19.5mm\u003c\/span\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\n     \n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\u003cspan style=\"font-size:18px\"\u003e7 Weight: 59 grams\u003c\/span\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\n     \n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\u003cspan style=\"font-size:18px\"\u003e8 Maximum load: 10A \/ 250VAC, 10A \/ 125VAC, 10A \/ 30VDC, 10A \/ 28VDC, 10A \/ 12VDC\u003c\/span\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cp\u003e\u003c\/p\u003e\n  \u003cp style=\"text-align:left\" align=\"left\"\u003e\u003cstrong\u003eUse Method:\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n  \u003cp\u003eThis is the DTMF audio controller with four channels, any phone or fixed telephone with DTMF key code remotely controls product relay ''open'' and ''close''.(the majority of smartphones and functions machine are DTMF code). Our software ''DTMF Dial'' (installed in a computer) can be also provided to control relays.\u003c\/p\u003e\n  \u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n  \u003cp\u003e\u003cimg width=\"721\" height=\"389\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/1786794770509byx_1784772230453.jpg?v=1784772234\" slate-data-type=\"image\"\u003eAs shown above, by phone remote control relay. You need two phones, one as a receiver (phone_1), the other one as a transmitter (phone_2); mobile phone_1 connected by DTMF audio cable 3.5MM audio controller (the controller to be powered), and then using phone_2 ( may be a fixed telephone) call the phone_1, phone_1 answered, so that two phone call each other; then dial 1\/2\/3\/4 by phone_2 keypad to control four relays .\u003c\/p\u003e\n  \u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\u003cimg width=\"935\" height=\"809\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/1786794771779kwc_1784772231802.jpg?v=1784772238\" slate-data-type=\"image\"\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\n   \u003cdiv\u003e\n    \u003cbr\u003e\n     As shown above, you can install one of our ''DTMF Dial'' software in your computer, through the software control DTMF audio controller. At first, use 3.5MM audio cable to the computer video port and audio port controller, then click on the software to control relays 1\/2\/3\/4.\n    \u003cbr\u003e\n   \u003c\/div\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cp\u003e\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eCaution: \u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\n    1 DTMF audio controller must use stable work of DC 12V power supply (recommendations 1A or above the power adapter)\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\n    2 remote control the controller by a mobile phone, the receiver must be the phone with 3.5MM audio interface, the transmitter can be a cell phone or landline\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\n    3 as a receiver of the phone or a computer installed the ''DTMF Dial'' software must output a sound (not muted), or they will not control relays.\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\n     \n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\u003cstrong\u003e\u003cspan style=\"color:rgb(0, 176, 240)\"\u003eGlossary:\u003c\/span\u003e\u003c\/strong\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\u003cspan style=\"color:rgb(0, 176, 80)\"\u003eNO: Normal open\u003c\/span\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\u003cspan style=\"color:rgb(0, 176, 80)\"\u003eCOM: Common terminal\u003c\/span\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\u003cspan style=\"color:rgb(0, 176, 80)\"\u003eNC: Normal Connect\u003c\/span\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\u003cspan style=\"color:rgb(0, 176, 80)\"\u003eRelay open: COM connected NO but disconnected NC\u003c\/span\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\u003cspan style=\"color:rgb(0, 176, 80)\"\u003eRelay close: COM disconnected NO but NC connected COM.\u003c\/span\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\u003cspan style=\"color:rgb(0, 176, 80)\"\u003eNon-locking (Momentary ): Dial 1 (2\/3\/4 is the same), relay 1 ''Open'', relay close after 1 second delay\u003c\/span\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\u003cspan style=\"color:rgb(0, 176, 80)\"\u003eSelf-locking: Dial 1, relay 1 ''Open'', dial 1 again, relay 1 ''off'', and so on\u003c\/span\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\u003cspan style=\"color:rgb(0, 176, 80)\"\u003eInter-lock: Dial 1, relay 1 ''Open'', other relays ''Off''; dial 2, relay 2 ''Open'', other relays ''off'', and so on\u003c\/span\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\u003cspan style=\"color:rgb(0, 176, 80)\"\u003e''Delay'': Dial 1, relay 1 ''Open'', relay 1 ''Close'' after a time \u003c\/span\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cbr\u003e\n \u003c\/div\u003e\n \u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size:18px\"\u003eMode selection\u003c\/span\u003e\u003cspan style=\"font-size:18px\"\u003e\u003cstrong\u003e:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align:left\" align=\"left\"\u003e\u003cimg width=\"800\" height=\"800\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/1786794773129zdl_1784772233082.jpg?v=1784772237\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size:18px\"\u003e\u003cspan style=\"color:rgb(112, 48, 160)\"\u003eEight modes of operation, electric iron jumper (picture above) on the pads\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/1786794774434jug_1784772234271.jpg?v=1784772238\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n \u003cbr\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003c\/p\u003e","brand":"Eletechsup","offers":[{"title":"Default Title","offer_id":51602412208406,"sku":"AD22B04","price":15.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/HTB1LVgLJpXXXXcVXXXXq6xXFXXXA.webp?v=1784772227","url":"https:\/\/eletee.com\/products\/products-ad22b04-4ch-dtmf-relay-module","provider":"Eletechsup Direct Store","version":"1.0","type":"link"}