{"product_id":"20-channel-universal-garage-door-remote-duplicator-300-915mhz","title":"20-Channel Universal Garage Door Remote Duplicator 300–915MHz","description":"\n\u003cp\u003eTired of juggling multiple remotes for your garage, gate, or barrier? The \u003cstrong\u003e20-Channel Universal Garage Door Remote Duplicator\u003c\/strong\u003e lets you clone up to 20 different fixed-code, learning-code, or rolling-code remotes into a single rechargeable device. Supporting frequencies across \u003cstrong\u003e300–915 MHz\u003c\/strong\u003e (16+ frequency types), it works with the vast majority of residential gate and garage door systems right out of the box.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cblockquote\u003e\n\u003cstrong\u003e⚠️ Important Notes:\u003c\/strong\u003e\u003cbr\u003e\nThis duplicator is designed for garage doors, gates, and barrier systems only. It \u003cstrong\u003ecannot\u003c\/strong\u003e copy car or motorbike remote keys, or remotes that use advanced encryption chips. Not all brands worldwide are supported.\u003c\/blockquote\u003e\n\n\u003ch2\u003eWhy You'll Love It\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e20 Channels in One Device\u003c\/strong\u003e – Store and manage up to 20 remote codes in a single compact controller.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Frequency Range\u003c\/strong\u003e – Copies signals across 300–915 MHz covering 16+ frequency types for broad compatibility.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSupports Multiple Code Types\u003c\/strong\u003e – Fixed codes (e.g. 2262), learning codes (e.g. 1527), rolling codes (e.g. HC301), and some non-standard encrypted remotes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eData-Safe Memory\u003c\/strong\u003e – High-quality chip retains stored codes even when the battery is replaced. Accidentally cleared a code? The built-in recovery function has you covered.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChannel Lock Function\u003c\/strong\u003e – Lock individual channels to prevent accidental overwriting of important codes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB-C Rechargeable\u003c\/strong\u003e – No need to buy replacement batteries. Simply recharge via the standard 5V Type-C port.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStrong Transmission Range\u003c\/strong\u003e – Reliable signal up to 30–50 metres with 13 dBm transmit power.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE Certified\u003c\/strong\u003e – Meets European safety and performance standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReceiving Frequency:\u003c\/strong\u003e 300–915 MHz\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTransmit Power:\u003c\/strong\u003e 13 dBm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e 3.7V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Current:\u003c\/strong\u003e 30 mA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRemote Control Distance:\u003c\/strong\u003e 30–50 m\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCharging Interface:\u003c\/strong\u003e 5V Type-C USB\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChannels:\u003c\/strong\u003e 20\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEncoding Methods:\u003c\/strong\u003e Fixed code, Learning code, Rolling code\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow to Use\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClear a Channel:\u003c\/strong\u003e Use the \"+\" \/ \"−\" buttons to select a channel. Press buttons 1 and 2 (△□) simultaneously for 2 seconds until the LED flashes rapidly and shows \"- -\".\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCopy a Remote:\u003c\/strong\u003e Select your desired channel. Hold your original remote close to the duplicator and press the matching button on both remotes simultaneously for 3 seconds. The LED will confirm successful copy. Repeat for additional remotes on different channels.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRecover a Code:\u003c\/strong\u003e If a code is accidentally cleared, press buttons 3 and 4 (▽🔒) together for 2 seconds to restore the last saved code.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLock \/ Unlock a Channel:\u003c\/strong\u003e Select the channel, then press buttons 2 and 3 (□▽) together for 2 seconds. The LED will indicate \"locked\" status. Repeat to unlock.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eRelated Products\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/usb-c-to-hdmi-cable-1-8m-4k-macbook-laptop-phone\"\u003e1.8M USB-C to HDMI Cable 4K – MacBook, Laptop \u0026amp; Phone\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-8m-displayport-to-hdmi-cable-4k-dp-adapter-pc-hdtv-projector\"\u003e1.8M DisplayPort to HDMI Cable 4K – DP Adapter for PC \u0026amp; TV\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor general guidance on radio frequency devices and consumer electronics safety, visit the U.S. Federal Communications Commission (FCC). For consumer product safety tips, see the U.S. Consumer Product Safety Commission (CPSC).\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Which types of garage door remote codes can this universal duplicator copy?\u003c\/h4\u003e\n\u003cp\u003eA: The 20-channel universal garage door remote duplicator supports most common fixed codes (such as 2262), learning codes (such as 1527), rolling codes (such as HC301), and some non-standard encrypted remote controls. It is not compatible with advanced encrypted chips used in car or motorbike keys.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What frequency range does this garage remote duplicator support?\u003c\/h4\u003e\n\u003cp\u003eA: This duplicator covers a wide frequency range of 300–915 MHz and supports more than 16 different frequency types, making it compatible with the majority of residential garage doors and gate systems worldwide.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Will I lose my stored codes if I replace the battery or accidentally clear a channel?\u003c\/h4\u003e\n\u003cp\u003eA: No. The high-quality memory chip retains all stored codes even when the rechargeable battery is replaced. If you accidentally clear a code, you can use the built-in code recovery function (buttons 3 + 4 held for 2 seconds) to restore the last saved data.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I recharge this universal remote duplicator?\u003c\/h4\u003e\n\u003cp\u003eA: Simply plug a standard 5V USB-C cable into the charging port on the device. There is no need to buy or replace disposable batteries, making it a convenient and eco-friendly solution for everyday use.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Which types of garage door remote codes can this universal duplicator copy?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The 20-channel universal garage door remote duplicator supports most common fixed codes (such as 2262), learning codes (such as 1527), rolling codes (such as HC301), and some non-standard encrypted remote controls. It is not compatible with advanced encrypted chips used in car or motorbike keys.\"}}, {\"@type\": \"Question\", \"name\": \"What frequency range does this garage remote duplicator support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This duplicator covers a wide frequency range of 300–915 MHz and supports more than 16 different frequency types, making it compatible with the majority of residential garage doors and gate systems worldwide.\"}}, {\"@type\": \"Question\", \"name\": \"Will I lose my stored codes if I replace the battery or accidentally clear a channel?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. The high-quality memory chip retains all stored codes even when the rechargeable battery is replaced. If you accidentally clear a code, you can use the built-in code recovery function (buttons 3 + 4 held for 2 seconds) to restore the last saved data.\"}}, {\"@type\": \"Question\", \"name\": \"How do I recharge this universal remote duplicator?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Simply plug a standard 5V USB-C cable into the charging port on the device. There is no need to buy or replace disposable batteries, making it a convenient and eco-friendly solution for everyday use.\"}}]}\u003c\/script\u003e","brand":"Oasis Select","offers":[{"title":"Golden","offer_id":47721423929449,"sku":"14:366#Golden","price":14.65,"currency_code":"USD","in_stock":true},{"title":"Silvery","offer_id":47721423962217,"sku":"14:29#Silvery","price":14.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7931\/3257\/files\/Sb6b161399aa749c7a266e9cfbad84441y.webp?v=1782325366","url":"https:\/\/oasis-select.com\/products\/20-channel-universal-garage-door-remote-duplicator-300-915mhz","provider":"Oasis Select","version":"1.0","type":"link"}