{"product_id":"radiomaster-tx15-max-radio-controller","title":"RadioMaster TX15 Max Radio Controller (ELRS\/M2) for RC Models, STM32 H750, 2.4GHz\/Sub-G 900MHz, 3.5in IPS Touchscreen","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe RadioMaster TX15 Max is a radio controller for RC models, built around a high-performance STM32 H7 (STM32H750) processor for fast EdgeTX operation, quick model switching, and responsive script execution. It integrates an LR1121 Semtech transceiver for multi-frequency ExpressLRS (ELRS) operation on 2.4GHz or Sub-G 900MHz, plus onboard flash memory and MicroSD expansion for model and system storage.\u003c\/p\u003e\u003cp\u003eFor setup assistance, firmware questions, or spare parts support, contact support@rcdrone.top or visit https:\/\/rcdrone.top\/.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProcessor:\u003c\/strong\u003e STM32 H7 (STM32H750)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal RF link:\u003c\/strong\u003e Semtech LR1121 ExpressLRS (2.4GHz or Sub-G 900MHz)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e 3.5-inch IPS color touchscreen (480 x 320), 262K color, 600 nits brightness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGimbals:\u003c\/strong\u003e AG02 CNC Hall sensor gimbals; quad precision bearings; adjustable vertical and horizontal travel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCooling:\u003c\/strong\u003e cooling fan plus aluminium heat sink\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart active balance charging:\u003c\/strong\u003e balance battery circuit designed to prevent overcharging and improve battery efficiency\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage:\u003c\/strong\u003e high-speed internal flash memory plus MicroSD support\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControls \u0026amp; lighting:\u003c\/strong\u003e customizable RGB gimbal lighting; six customizable RGB buttons; CNC metal keys; foldable antenna; anti-slip back grip\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensors:\u003c\/strong\u003e built-in motion sensor (ICM-42607-C) with TiltX\/TiltY functions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB-C:\u003c\/strong\u003e data transmission, charging, and simulator use (USB Joystick (HID) \/ USB Storage (SD) \/ USB Serial (VCP))\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShoulder switch customization:\u003c\/strong\u003e replaceable shoulder switches included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eItem\u003c\/td\u003e\n\u003ctd\u003eTX15 Max Radio Controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e178*168*81mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e672g (without battery)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eRed \/ Black \/ Gold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency\u003c\/td\u003e\n\u003ctd\u003e2.400GHz or Sub-G 900MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal RF\u003c\/td\u003e\n\u003ctd\u003eELRS 2.4GHz \/ Sub-G 900MHz (ExpressLRS Single LR1121)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Protocols\u003c\/td\u003e\n\u003ctd\u003eExpress-LRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003eMax 16 channels (receiver dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003e3.5-inch IPS touchscreen (480 x 320 resolution), 262K color, 600 nits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling Fan\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmitter Module\u003c\/td\u003e\n\u003ctd\u003eBuilt-in ELRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-in Flash\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-in Flash Size\u003c\/td\u003e\n\u003ctd\u003e4GB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMicroSD Card\u003c\/td\u003e\n\u003ctd\u003eYes (not included); 32GB\/FAT32. Inserting a MicroSD card will disable the onboard flash.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-in Microphone\u003c\/td\u003e\n\u003ctd\u003eYes (future expansion)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-in Motion Sensor\u003c\/td\u003e\n\u003ctd\u003eYes (ICM-42607-C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAntenna Gain\u003c\/td\u003e\n\u003ctd\u003e2dB (transmit power adjustable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent\u003c\/td\u003e\n\u003ctd\u003e875mA at max power output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Range\u003c\/td\u003e\n\u003ctd\u003e6.6 - 8.4V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery\u003c\/td\u003e\n\u003ctd\u003e7.4V 2-cell Lithium-Polymer \/ Two 3.7V 18650 Lithium-Ion cells \/ 21700 5000mAh Battery (batteries not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnectivity\u003c\/td\u003e\n\u003ctd\u003eUSB-C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRadio Firmware\u003c\/td\u003e\n\u003ctd\u003eEdgeTX (Transmitter) (requires version 3.0.0 or later)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Firmware\u003c\/td\u003e\n\u003ctd\u003eExpressLRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGimbals\u003c\/td\u003e\n\u003ctd\u003eAG02 CNC Hall sensor gimbals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGimbal Sticks\u003c\/td\u003e\n\u003ctd\u003eM4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUpgrade Method\u003c\/td\u003e\n\u003ctd\u003eSupports both USB-C online and UF2 offline firmware upgrades\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Bay\u003c\/td\u003e\n\u003ctd\u003eJR-compatible module bay for additional modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eDimensions\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd\u003e178.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd\u003e168.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth\u003c\/td\u003e\n\u003ctd\u003e81.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1 * TX15 Max Radio Controller\u003c\/li\u003e\n\u003cli\u003e1 * Signature Carry Case\u003c\/li\u003e\n\u003cli\u003e1 * Short 2-position Latching Shoulder Toggle Switch Assembly\u003c\/li\u003e\n\u003cli\u003e1 * Short 2-position Momentary Shoulder Toggle Switch Assembly\u003c\/li\u003e\n\u003cli\u003e1 * 18650 Battery Tray\u003c\/li\u003e\n\u003cli\u003e1 * USB-C Cable\u003c\/li\u003e\n\u003cli\u003e1 * Screen Protector\u003c\/li\u003e\n\u003cli\u003e1 * 1.5mm Hex Wrench\u003c\/li\u003e\n\u003cli\u003e4 * High Tension Gimbals Springs\u003c\/li\u003e\n\u003cli\u003e2 * Gimbal Stick Set Screw\u003c\/li\u003e\n\u003cli\u003e1 * Stickers Set\u003c\/li\u003e\n\u003cli\u003e1 * User Manual\u003c\/li\u003e\n\u003cli\u003e1 * Inventory Card\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEdgeTX-based radio control for RC models using ExpressLRS (2.4GHz or Sub-G 900MHz)\u003c\/li\u003e\n\u003cli\u003eUSB-C simulator use (USB Joystick (HID))\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eManuals\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0701\/8066\/7584\/files\/TX15_manual_V1.5.pdf?v=1770617495\" rel=\"noopener\" target=\"_blank\"\u003eTX15 Radio User Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.expresslrs.org\/\" rel=\"noopener\" target=\"_blank\"\u003eExpressLRS documentation\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/github.com\/olliw42\/mLRS\" rel=\"noopener\" target=\"_blank\"\u003emLRS project\u003c\/a\u003e and \u003ca href=\"https:\/\/olliw.eu\/mlrs\/flash\/\" rel=\"noopener\" target=\"_blank\"\u003emLRS Web Flasher\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"RadioMaster TX15 Max RC radio controller lineup in black, red, and gold with 3.5-inch touchscreen\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Max-Radio-Controller-ELRS--M2.jpg?v=1781177070\"\u003e\u003cp\u003eChoose the TX15 Max for a fast EdgeTX experience with a bright 3.5-inch touchscreen and built-in multi-band ELRS RF.\u003c\/p\u003e\n\u003cimg alt=\"STM32H750 (STM32 H7) processor highlight graphic for the RadioMaster TX15 Max radio controller\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Max-Radio-Controller-ELRS--M2_ae9a27f1-b741-410d-8017-c59366973ff0.jpg?v=1781177079\"\u003e\u003cimg alt=\"Semtech LR1121 transceiver graphic for multi-frequency ExpressLRS on 2.4GHz or sub-G 900MHz\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Max-Radio-Controller-ELRS--M2.png?v=1781177086\"\u003e\u003cimg alt=\"TX15 Max 3.5-inch high-visibility color touchscreen interface with 262K colors and 600 nits brightness callouts\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Max-Radio-Controller-ELRS--M2_68b63453-2645-47af-92c5-8829464940af.jpg?v=1781177094\"\u003e\u003cp\u003eThe STM32H750 H7 platform keeps menus, model switching, and Lua scripts feeling quick and responsive.\u003c\/p\u003e\n\u003cimg alt=\"RadioMaster TX15 Max cooling system graphic showing fan airflow and aluminum heat sink inside the case\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Max-Radio-Controller-ELRS--M2_36b0a793-6251-493b-afe2-9e1da7b32685.jpg?v=1781177100\"\u003e\u003cimg alt=\"AG02 CNC Hall gimbal close-up with customizable RGB lighting and CNC metal keys color options\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Max-Radio-Controller-ELRS--M2_2a281587-08c0-4aa3-ba79-67d5201dcbc2.jpg?v=1781177109\"\u003e\u003cp\u003eAG02 CNC Hall gimbals with adjustable travel help dial in the stick feel, with RGB lighting for personal style.\u003c\/p\u003e\n\u003cimg alt=\"Smart active balance charging graphic with dual 18650 cells inside the RadioMaster TX15 Max battery bay\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Max-Radio-Controller-ELRS--M2_fd84092a-7fc0-43b2-be5e-04ca0a7a18c3.jpg?v=1781177119\"\u003e\u003cp\u003eSmart active balance charging support is designed to help protect battery health during charging.\u003c\/p\u003e\n\u003cimg alt=\"High-speed internal flash memory and MicroSD card slot graphic for TX15 Max storage options\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Max-Radio-Controller-ELRS--M2_cb7db7e1-fb96-4f60-b9fa-f0951a93bb3a.jpg?v=1781177126\"\u003e\u003cp\u003eStore models and system files on the built-in flash, or use a MicroSD card for expanded capacity.\u003c\/p\u003e\n\u003cimg alt=\"Foldable antenna detail on the top of the TX15 Max radio controller with shoulder switches and trim controls\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Max-Radio-Controller-ELRS--M2_54192134-bba0-4823-a4d3-fc7b2c05d825.jpg?v=1781177133\"\u003e\u003cp\u003eA foldable antenna keeps the controller easier to pack while maintaining ELRS operation on 2.4GHz or sub-G 900MHz.\u003c\/p\u003e\n\u003cimg alt=\"TX15 Max feature collage showing carbon fiber pattern case, external module support, RGB buttons, and anti-slip grip\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Max-Radio-Controller-ELRS--M2_11dbeffd-97be-4f9d-9bdf-b9fa0581f2eb.jpg?v=1781177141\"\u003e\u003cimg alt=\"Single USB-C port detail with EdgeTX screen showing USB joystick (HID), USB storage (SD), and USB serial (VCP)\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Max-Radio-Controller-ELRS--M2_1d0297da-d3b1-4b79-af61-441bd74032c1.jpg?v=1781177157\"\u003e\u003cp\u003eOne USB-C port handles data transfer, charging, and simulator use without extra adapters.\u003c\/p\u003e\n\u003cimg alt=\"RadioMaster TX15 Max specifications table listing size, weight, display, RF module, storage, and power details\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Max-Radio-Controller-ELRS--M2_1f9a0407-526f-4775-a686-a7056974c578.jpg?v=1781177163\"\u003e\u003cimg alt=\"TX15 Max radio controller dimension diagram showing approximately 178 mm tall, 168 mm wide, and 81 mm deep\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Max-Radio-Controller-ELRS--M2_32f4c84a-3878-45f4-b3ff-f196d276b6c5.jpg?v=1781177171\"\u003e\u003cimg alt=\"Package contents layout for TX15 Max including carry case, USB-C cable, screen protector, switch parts, and tools\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Max-Radio-Controller-ELRS--M2_68c10f27-d790-4004-bea4-18579827d6af.jpg?v=1781177178\"\u003e\u003cp\u003eIncluded accessories cover basics like the carry case, USB-C cable, screen protector, spare switches, and tools.\u003c\/p\u003e\n\u003cimg alt=\"mLRS Serial \u0026amp; RC link logo graphic with wireless signal icon\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Max-Radio-Controller-ELRS--M2_e38c32e3-6b1e-4a2f-915c-e192d248309d.avif?v=1781177190\"\u003e\n\u003c\/div\u003e","brand":"RadioMaster","offers":[{"title":"Red \/ ELRS \/ FCC","offer_id":52971179868384,"sku":"HP0157.0111-RED-A-1","price":284.99,"currency_code":"USD","in_stock":true},{"title":"Red \/ ELRS \/ LBT","offer_id":52971179901152,"sku":"HP0157.0111-RED-A-2","price":284.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ ELRS \/ FCC","offer_id":52971179933920,"sku":"HP0157.0111-RED-A-3","price":284.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ ELRS \/ LBT","offer_id":52971179966688,"sku":"HP0157.0111-RED-A-4","price":284.99,"currency_code":"USD","in_stock":true},{"title":"Gold \/ ELRS \/ FCC","offer_id":52971179999456,"sku":"HP0157.0111-RED-A-5","price":284.99,"currency_code":"USD","in_stock":true},{"title":"Gold \/ ELRS \/ LBT","offer_id":52971180032224,"sku":"HP0157.0111-RED-A-6","price":284.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/TX15MAX.jpg?v=1780604932","url":"https:\/\/rcdrone.top\/products\/radiomaster-tx15-max-radio-controller","provider":"RCDrone","version":"1.0","type":"link"}