{"product_id":"corewing-sirius-elrs-mlrs-2-4ghz-transmitter-module","title":"CoreWing SIRIUS ELRS mLRS 2.4GHz JR-Bay Transmitter Module","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe CoreWing SIRIUS ELRS mLRS 2.4GHz \u003ca href=\"https:\/\/rcdrone.top\/collections\/drone-transmitter\" title=\"Drone Transmitter\"\u003etransmitter\u003c\/a\u003e module is a JR-bay RF module for compatible radio transmitters. It supports ELRS and mLRS firmware modes, with ELRS-CRSF, ELRS-MAVLink, and mLRS operating options for RC control and telemetry-oriented setups. A TFT color display and five-way navigation control provide on-module configuration access.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDual-firmware support for ELRS and mLRS, with WiFi flashing and mode switching through the CoreWing App.\u003c\/li\u003e\n\u003cli\u003eELRS options include CRSF and MAVLink modes; mLRS supports bidirectional telemetry through MAVLink\/MSP.\u003c\/li\u003e\n\u003cli\u003eF-1000Hz refresh rate and RF output up to 1W.\u003c\/li\u003e\n\u003cli\u003eDual-core architecture: ESP32-S3 main processor and ESP32-C3 backpack processor.\u003c\/li\u003e\n\u003cli\u003eBackpack functions support BLE, WiFi, telemetry communications, and USB-C direct connection.\u003c\/li\u003e\n\u003cli\u003eExternal XT30 power input supports DC 7.4V-28V (2S-6S).\u003c\/li\u003e\n\u003cli\u003eJR-bay mounting format for compatible radio transmitters.\u003c\/li\u003e\n\u003cli\u003eAvailable selections include transmitter module only and transmitter module with receiver configurations for CRSF or MAVLink.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eCoreWing SIRIUS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRF frequency\u003c\/td\u003e\n\u003ctd\u003e2.4GHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFirmware modes\u003c\/td\u003e\n\u003ctd\u003eELRS, mLRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eELRS protocols\u003c\/td\u003e\n\u003ctd\u003eCRSF, MAVLink\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefresh rate\u003c\/td\u003e\n\u003ctd\u003eUp to F-1000Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRF output\u003c\/td\u003e\n\u003ctd\u003eUp to 1W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain processor\u003c\/td\u003e\n\u003ctd\u003eESP32-S3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackpack processor\u003c\/td\u003e\n\u003ctd\u003eESP32-C3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal power input\u003c\/td\u003e\n\u003ctd\u003eXT30, DC 7.4V-28V (2S-6S)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eTFT color display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl\u003c\/td\u003e\n\u003ctd\u003e5-way navigation button\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWireless connectivity\u003c\/td\u003e\n\u003ctd\u003eBLE, WiFi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDirect connection\u003c\/td\u003e\n\u003ctd\u003eUSB-C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRadio transmitter interface\u003c\/td\u003e\n\u003ctd\u003eJR bay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eConfiguration and Telemetry\u003c\/h2\u003e\u003cp\u003eThe display menu provides access to RF power, refresh rate, bind and pairing, telemetry ratio, WiFi settings, Bluetooth settings, and firmware-mode controls. In mLRS mode, transmitter and receiver settings include RC mode, passthrough UART, telemetry power, failsafe, output baud rate, and output protocol.\u003c\/p\u003e\u003cp\u003eThe backpack WiFi function supports compatible ground-station software, including Mission Planner and QGroundControl. For setup assistance or product support, visit \u003ca href=\"https:\/\/rcdrone.top\/\"\u003ercdrone.top\u003c\/a\u003e.\u003c\/p\u003e\u003ch2\u003eImportant Notes\u003c\/h2\u003e\u003cp\u003eA compatible radio transmitter is required and is not included. Receiver availability depends on the selected product option.\u003c\/p\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"CoreWing SIRIUS ELRS mLRS 2.4GHz JR-bay transmitter module with external antenna\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/CoreWing-SIRIUS-ELRS-MLRS-24GHz-Transmitter-Module.png?v=1788956580\"\u003e\u003cimg alt=\"ELRS MAVLink and mLRS firmware modes for RC control with integrated telemetry\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/CoreWing-SIRIUS-ELRS-MLRS-24GHz-Transmitter-Module_661ace76-2408-4345-8329-d7d3d8bb186f.png?v=1788956589\"\u003e\u003cp\u003eELRS MAVLink and mLRS modes combine RC control and telemetry data without a separate telemetry module.\u003c\/p\u003e\n\u003cimg alt=\"Comparison of ELRS and mLRS firmware options for RC control and telemetry use\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/CoreWing-SIRIUS-ELRS-MLRS-24GHz-Transmitter-Module_ed416f93-0b89-44ef-97b0-d4b03375a8c1.png?v=1788956597\"\u003e\u003cimg alt=\"ELRS CRSF, ELRS MAVLink and mLRS mode comparison for RC and telemetry links\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/CoreWing-SIRIUS-ELRS-MLRS-24GHz-Transmitter-Module_8a1aa34d-14ec-450c-bdae-f071550a3f3f.png?v=1788956605\"\u003e\u003cp\u003eChoose ELRS CRSF for high-refresh RC control, ELRS MAVLink for control and telemetry, or mLRS for long-range telemetry-oriented operation.\u003c\/p\u003e\n\u003cimg alt=\"CoreWing App screen for WiFi flashing and switching ELRS or mLRS firmware modes\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/CoreWing-SIRIUS-ELRS-MLRS-24GHz-Transmitter-Module_91d94de9-0672-4ce8-9213-e9a64e066ab4.png?v=1788956614\"\u003e\u003cp\u003eFirmware modes can be flashed and switched through the CoreWing App over WiFi.\u003c\/p\u003e\n\u003cimg alt=\"SkyGyu receiver connected by a single UART for RC control and telemetry data\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/CoreWing-SIRIUS-ELRS-MLRS-24GHz-Transmitter-Module_92d5368c-cdc5-4572-89b6-4aa0b22bf78d.png?v=1788956622\"\u003e\u003cp\u003eA single UART connection can carry both RC and telemetry data with the compatible SkyGyu receiver.\u003c\/p\u003e\n\u003cimg alt=\"mLRS, MAVLink and CRSF operating modes for long-range flight control and telemetry\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/CoreWing-SIRIUS-ELRS-MLRS-24GHz-Transmitter-Module_8bfc439a-8624-4b50-890e-dab1924ab020.png?v=1788956632\"\u003e\u003cp\u003emLRS prioritizes a stable long-range link, while MAVLink and CRSF modes serve different control and telemetry workflows.\u003c\/p\u003e\n\u003cimg alt=\"ESP32-S3 main processor and ESP32-C3 backpack processor dual-core architecture\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/CoreWing-SIRIUS-ELRS-MLRS-24GHz-Transmitter-Module_09c8eaa3-d0c2-4011-b8f6-4da23844103d.png?v=1788956640\"\u003e\u003cimg alt=\"CoreWing SIRIUS backpack connections through Bluetooth, WiFi and USB-C direct link\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/CoreWing-SIRIUS-ELRS-MLRS-24GHz-Transmitter-Module_15408590-c7e1-48ac-b98d-5094e0966b93.png?v=1788956649\"\u003e\u003cp\u003eThe backpack supports Bluetooth, WiFi, and USB-C connections for telemetry communications and configuration.\u003c\/p\u003e\n\u003cimg alt=\"Backpack WiFi connection for tuning a fixed-wing aircraft with ground-station software\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/CoreWing-SIRIUS-ELRS-MLRS-24GHz-Transmitter-Module_2b2bf634-9f36-4649-9e30-30fc6bf7a5bc.png?v=1788956657\"\u003e\u003cp\u003eBackpack WiFi supports compatible ground-station software, including Mission Planner and QGroundControl.\u003c\/p\u003e\n\u003cimg alt=\"TFT color display and five-way navigation control with ELRS and mLRS menu options\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/CoreWing-SIRIUS-ELRS-MLRS-24GHz-Transmitter-Module_637f173d-17d9-40a5-9147-24a52ea6c7aa.png?v=1788956665\"\u003e\u003cp\u003eThe on-module TFT display and five-way control provide access to RF, bind, connectivity, and firmware settings.\u003c\/p\u003e\n\u003cimg alt=\"CoreWing SIRIUS ELRS mLRS transmitter module installed in a compatible JR-bay radio\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/CoreWing-SIRIUS-ELRS-MLRS-24GHz-Transmitter-Module_126edd31-71e6-49e6-8368-de826d92ec50.png?v=1788956674\"\u003e\u003cp\u003eThe JR-bay format mounts to a compatible radio transmitter; the radio transmitter is not included.\u003c\/p\u003e\n\u003cimg alt=\"XT30 external power input on the transmitter module for 7.4V to 28V power\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/CoreWing-SIRIUS-ELRS-MLRS-24GHz-Transmitter-Module_e18b866f-4433-41f6-a4da-0189f0dcf1c0.png?v=1788956683\"\u003e\u003cp\u003eAn XT30 external power input accepts DC 7.4V–28V from a 2S–6S \u003ca href=\"https:\/\/rcdrone.top\/collections\/drone-battery\" title=\"Drone Battery\"\u003ebattery\u003c\/a\u003e source.\u003c\/p\u003e\n\u003cimg alt=\"Pre-soldered SkyGyu receiver and transmitter module wiring with radio configuration screen\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/CoreWing-SIRIUS-ELRS-MLRS-24GHz-Transmitter-Module_af7e2888-fdfa-4ffb-8092-1622a10b25e4.png?v=1788956691\"\u003e\u003cimg alt=\"CoreWing SIRIUS transmitter module highlighting up to F-1000Hz refresh rate and 1W RF output\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/CoreWing-SIRIUS-ELRS-MLRS-24GHz-Transmitter-Module_0b5bbf02-895e-40fa-9efb-673103da9da8.png?v=1788956700\"\u003e\u003cp\u003eThe module supports refresh rates up to F-1000Hz and RF output up to 1W.\u003c\/p\u003e\n\u003cimg alt=\"CoreWing SIRIUS module package contents, dimensions, antenna, manual, cable, and optional receiver\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/CoreWing-SIRIUS-ELRS-MLRS-24GHz-Transmitter-Module_9a54efec-f618-47fd-82a2-8023c1bd699e.png?v=1788956709\"\u003e\u003cp\u003ePackage contents vary by selected option; receiver bundles include the compatible SkyGyu 2.4G receiver.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"CoreWing","offers":[{"title":"TX Module Only - CRSF","offer_id":54755302441184,"sku":"SIRIUS-TX-1","price":65.0,"currency_code":"USD","in_stock":true},{"title":"TX Module + Receiver - CRSF","offer_id":54755302473952,"sku":"SIRIUS-TX-2","price":79.0,"currency_code":"USD","in_stock":true},{"title":"TX Module + Receiver - MAVLink","offer_id":54755302506720,"sku":"SIRIUS-TX-3","price":79.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/8861f690faff4293bf9ca9d09fb50472.jpg?v=1788956042","url":"https:\/\/rcdrone.top\/products\/corewing-sirius-elrs-mlrs-2-4ghz-transmitter-module","provider":"RCDrone","version":"1.0","type":"link"}