{"product_id":"ad22a08-8ch-mt8870-dtmf-relay-controller","title":"AD22A08 8-Channel DTMF Relay Controller Module – MT8870 DC 12V Remote Control Switch Board for Motor LED","description":"\u003cp\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n \u003cdiv\u003e\n  \u003cbr\u003e\u003cspan style=\"color:rgb(255, 0, 0)\"\u003e\u003cspan style=\"font-size:22px\"\u003eProduct Name:\u003c\/span\u003e\u003c\/span\u003e\u003cb\u003e\u003cfont size=\"4\"\u003eAD22A08 8-Channel DTMF Relay Controller Module – MT8870 DC 12V Remote Control Switch Board for Motor LED\u003c\/font\u003e\u003c\/b\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cbr\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\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 \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cbr\u003e\u003cspan style=\"font-size:18px\"\u003e\u003cspan style=\"color:rgb(0, 0, 0)\"\u003e1 PCS DC 12V 8 C\u003c\/span\u003e\u003c\/span\u003e\n  \u003cbr\u003e\u003cspan style=\"font-size:18px\"\u003ehannels DTMF Decoder\u003c\/span\u003e\n  \u003cbr\u003e\u003cspan style=\"font-size:18px\"\u003e\u003cspan style=\"color:rgb(0, 0, 0)\"\u003eRelay Board\u003c\/span\u003e\u003c\/span\u003e\n  \u003cbr\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:14pt\"\u003e;\u003c\/span\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cbr\u003e\u003cspan style=\"font-size:18px\"\u003e1 PCS 50cm Male to Male audio wire (3.5mm jack );\u003c\/span\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\u003c\/div\u003e\n  \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\u003c\/div\u003e\n  \u003cdiv style=\"color:rgb(0, 0, 0)\"\u003e\n   \u003cdiv style=\"font-size:medium\"\u003e\n    \u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/1793915517485ulb_1791892977118.jpg?v=1791892980\" slate-data-type=\"image\"\u003e\n   \u003c\/div\u003e\n   \u003cdiv style=\"font-size:medium\"\u003e\u003c\/div\u003e\n   \u003cdiv style=\"font-size:medium\"\u003e\n    \u003cbr\u003e\u003cstrong\u003e\u003cspan style=\"font-size:18px\"\u003eFunctional characteristics:\u003c\/span\u003e\u003c\/strong\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cbr\u003e\n   \u003c\/div\u003e\n   \u003cdiv style=\"font-size:medium\"\u003e\n    \u003cp\u003e\u003c\/p\u003e\n    \u003cp\u003e1 Product model: AD22A08\u003c\/p\u003e\n    \u003cp\u003e2.working voltage DC 12V, with reverse polarity protection\u003c\/p\u003e\n    \u003cp\u003e3.Operating Current: Standby 11-13 MA, 1 relay ''open'' 44MA, 2 relays ''Open'' 77MA, 3 relays ''Open'' 110MA, 4 relays''open'' 140MA, 5 relays open 170MA,6 relays open 197MA,7 relays open 223MA,8 relays open 247MA.\u003c\/p\u003e\n    \u003cp\u003e4 \u003cspan style=\"color:rgb(0, 176, 240)\"\u003eEight modes of operation:Non-locking (Momentary ), self-locking (Toggle),inter-locking (Latch), 5\/20\/60\/120\/250-second delay\u003c\/span\u003e\u003c\/p\u003e\n    \u003cp\u003e5 The default control command is 1\/2\/3\/4\/5\/6\/7\/8.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 '' AD22A08_8 channel DTMF controller commands setting manual '').\u003c\/p\u003e\n    \u003cp\u003e6 Size: 94 * 62 * 19.5mm\u003c\/p\u003e\n    \u003cp\u003e7 Weight: 114 grams\u003c\/p\u003e\n    \u003cp\u003e8 Maximum load: 10A \/ 250VAC, 10A \/ 125VAC, 10A \/ 30VDC, 10A \/ 28VDC, 10A \/ 12VDC\u003c\/p\u003e\n    \u003cp\u003e\u003c\/p\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\u003cspan style=\"color:rgb(255, 0, 0)\"\u003eNote:\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\u003cspan style=\"color:rgb(255, 0, 0)\"\u003e1 Please use a small ripple DC power supply (Recommended: Power with earth wire)\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\u003cspan style=\"color:rgb(255, 0, 0)\"\u003e2 Please adjust the sound output to 80-90%\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\u003cspan style=\"font-size:20px\"\u003eTypical applications:\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\u003cspan style=\"font-size:20px\"\u003eHome lighting system \u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\u003cspan style=\"font-size:20px\"\u003eDTMF Remote control switch\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\u003cspan style=\"font-size:20px\"\u003eSmart Home \/ Home Automation\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\u003cspan style=\"font-size:20px\"\u003eDC 12V LED lighting\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\u003cspan style=\"font-size:20px\"\u003eFluorescent lamp\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\u003cspan style=\"font-size:20px\"\u003e12V DC Motor\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\u003cspan style=\"font-size:20px\"\u003eFluorescent lamp\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\u003cspan style=\"font-size:20px\"\u003eAutomotive electronics\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\u003cspan style=\"font-size:20px\"\u003eIndustrial automation and control\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\u003cstrong\u003e\u003cspan style=\"font-size:18px\"\u003e\u003cspan\u003e\u003cspan style=\"color:rgb(34, 34, 34);font-family:arial, sans-serif\"\u003eControl 8Channel DC 12Velectrical equipment\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\n     \u003cbr\u003e\u003cstrong\u003e\u003cspan style=\"font-size:18px\"\u003e\u003cspan\u003e: LED \/ Automotive \u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\n     \u003cbr\u003e\u003cstrong\u003e\u003cspan style=\"font-size:18px\"\u003e\u003cspan\u003e\u003cspan style=\"color:rgb(34, 34, 34);font-family:arial, sans-serif\"\u003eelectronics\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/1793915517485ulb_1791892977118.jpg?v=1791892980\" slate-data-type=\"image\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\u003cstrong\u003e\u003cspan style=\"font-size:18px\"\u003e\u003cspan\u003e\u003cspan style=\"color:rgb(34, 34, 34);font-family:arial, sans-serif\"\u003eGeneralelectrical equipmentcontrol\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\n     \u003cbr\u003e\u003cstrong\u003e\u003cspan style=\"font-size:18px\"\u003e\u003cspan\u003e:DC 1-110V or AC 85-265V\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/1793915518438mwm_1791892977963.jpg?v=1791892981\" slate-data-type=\"image\"\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\n    \u003c\/div\u003e\n   \u003c\/div\u003e\n   \u003cp\u003e\u003c\/p\u003e\n   \u003cp style=\"font-size:medium;text-align:left\" align=\"left\"\u003e\u003cstrong\u003eUse Method:\u003c\/strong\u003e\u003c\/p\u003e\n   \u003cp style=\"font-size:medium\"\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\u003c\/p\u003e\n   \u003cdiv\u003e\n    \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/1793915519289rkc_1791892978905.jpg?v=1791892982\" slate-data-type=\"image\"\u003e\n   \u003c\/div\u003e\n   \u003cp\u003e\u003c\/p\u003e\n   \u003cp style=\"font-size:medium\"\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\u003c\/p\u003e\n   \u003cdiv\u003e\n    \u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/1793915520252zgk_1791892979774.jpg?v=1791892983\" slate-data-type=\"image\"\u003e\n    \u003cbr\u003e\n   \u003c\/div\u003e\n   \u003cdiv style=\"font-size:medium\"\u003e\n    \u003cdiv\u003e\n     \u003cbr\u003e\n    \u003c\/div\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    \u003c\/div\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cbr\u003e\n    \u003cbr\u003e\n   \u003c\/div\u003e\n   \u003cp\u003e\u003c\/p\u003e\n   \u003cp style=\"font-size:medium\"\u003e\u003cstrong\u003eCaution: \u003c\/strong\u003e\u003c\/p\u003e\n   \u003cp\u003e\u003c\/p\u003e\n   \u003cdiv style=\"font-size:medium\"\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   \u003c\/div\u003e\n   \u003cdiv style=\"font-size:medium\"\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   \u003c\/div\u003e\n   \u003cdiv style=\"font-size:medium\"\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   \u003c\/div\u003e\n   \u003cdiv style=\"font-size:medium\"\u003e\u003c\/div\u003e\n   \u003cdiv style=\"font-size:medium\"\u003e\n    \u003cbr\u003e\u003cstrong\u003e\u003cspan style=\"color:rgb(0, 176, 240)\"\u003eGlossary:\u003c\/span\u003e\u003c\/strong\u003e\n   \u003c\/div\u003e\n   \u003cdiv style=\"font-size:medium\"\u003e\n    \u003cbr\u003e\u003cspan style=\"color:rgb(0, 176, 80)\"\u003eNO: Normal open\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv style=\"font-size:medium\"\u003e\n    \u003cbr\u003e\u003cspan style=\"color:rgb(0, 176, 80)\"\u003eCOM: Common terminal\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv style=\"font-size:medium\"\u003e\n    \u003cbr\u003e\u003cspan style=\"color:rgb(0, 176, 80)\"\u003eNC: Normal Connect\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv style=\"font-size:medium\"\u003e\n    \u003cbr\u003e\u003cspan style=\"color:rgb(0, 176, 80)\"\u003eRelay open: COM connected NO but disconnected NC\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv style=\"font-size:medium\"\u003e\n    \u003cbr\u003e\u003cspan style=\"color:rgb(0, 176, 80)\"\u003eRelay close: COM disconnected NO but NC connected COM.\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv style=\"font-size:medium\"\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   \u003c\/div\u003e\n   \u003cdiv style=\"font-size:medium\"\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   \u003c\/div\u003e\n   \u003cdiv style=\"font-size:medium\"\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   \u003c\/div\u003e\n   \u003cdiv style=\"font-size:medium\"\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   \u003c\/div\u003e\n  \u003c\/div\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cbr\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\u003e\u003c\/p\u003e\n \u003cdiv\u003e\n  \u003cbr\u003e\n  \u003cbr\u003e\n \u003c\/div\u003e\n \u003cbr\u003e\n \u003cp\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\u003c\/p\u003e\n \u003cdiv\u003e\n  \u003cbr\u003e\n  \u003cbr\u003e\n \u003c\/div\u003e\n \u003cp\u003e\u003c\/p\u003e\n \u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/1793915521117uxk_1791892980712.jpg?v=1791892984\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\n \u003cp\u003e\u003c\/p\u003e\n \u003cdiv\u003e\n  \u003cbr\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Eletechsup","offers":[{"title":"Default Title","offer_id":67707224949014,"sku":"AD22A08","price":18.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/Sce3cb8e03d2348d19b42b4da1c66ad16B.webp?v=1791892975","url":"https:\/\/eletee.com\/products\/ad22a08-8ch-mt8870-dtmf-relay-controller","provider":"Eletechsup Direct Store","version":"1.0","type":"link"}