{"product_id":"radiomaster-tx15-radio-controller","title":"RadioMaster TX15 ELRS\/M2 Radio Controller, 2.4GHz\/Sub-G 900MHz EdgeTX Touchscreen for RC Models","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe RadioMaster TX15 is a radio controller (ELRS \/ M2) designed for controlling RC models with EdgeTX. It is powered by an STM32 H7 processor (STM32H750) and integrates a Semtech LR1121 transceiver for ExpressLRS on 2.4GHz or Sub-G 900MHz. Storage is provided via onboard flash plus MicroSD card expansion, and control is centered around a 3.5-inch IPS touchscreen (480 x 320) with 262K color and 600 nits brightness for outdoor visibility.\u003c\/p\u003e\u003cp\u003eFor help with setup, firmware, or accessories, contact support@rcdrone.top or visit https:\/\/rcdrone.top\/.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eProcessor: STM32 H7 (STM32H750)\u003c\/li\u003e\n\u003cli\u003eInternal RF: ExpressLRS using Semtech LR1121; operates on 2.4GHz or Sub-G 900MHz\u003c\/li\u003e\n\u003cli\u003eEdgeTX radio firmware (requires version 3.0.0 or later)\u003c\/li\u003e\n\u003cli\u003eDisplay: 3.5-inch IPS touchscreen, 480 x 320 resolution; 262K color; 600 nits\u003c\/li\u003e\n\u003cli\u003eGimbals: V5.0 Hall sensor gimbals (standard); quad precision bearings\u003c\/li\u003e\n\u003cli\u003eCooling: low-noise, high-output fans with an aluminium heat sink\u003c\/li\u003e\n\u003cli\u003eFoldable antenna; antenna gain 2dB (transmit power adjustable)\u003c\/li\u003e\n\u003cli\u003eSmart active balance charging (prevents overcharging, extends battery life)\u003c\/li\u003e\n\u003cli\u003eStorage: built-in flash memory; MicroSD support (MicroSD not included)\u003c\/li\u003e\n\u003cli\u003eBuilt-in motion sensor (ICM-42607-C) with TiltX\/TiltY functions\u003c\/li\u003e\n\u003cli\u003eBuilt-in microphone (for future expansion)\u003c\/li\u003e\n\u003cli\u003eSix customizable RGB buttons\u003c\/li\u003e\n\u003cli\u003eExternal module support: JR-compatible module bay for additional modules\u003c\/li\u003e\n\u003cli\u003eSingle USB-C port supports data transmission, charging, and simulator use (USB Joystick (HID) \/ USB Storage (SD) \/ USB Serial (VCP))\u003c\/li\u003e\n\u003cli\u003eAnti-slip back grip\u003c\/li\u003e\n\u003cli\u003eReplaceable shoulder switches included (additional options sold separately)\u003c\/li\u003e\n\u003cli\u003eColor options: Iron Grey \/ Frost White \/ Iceberg Blue \/ Mint Mist \/ Lemon Twist Yellow \/ Hot Pink\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003ctd\u003eTX15 Radio Controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003ctd\u003e178*168*81mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions (illustrated)\u003c\/th\u003e\n\u003ctd\u003e178.0mm x 168.0mm x 81.0mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e605g (without battery)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eColor options\u003c\/th\u003e\n\u003ctd\u003eIron Grey \/ Frost White \/ Iceberg Blue \/ Mint Mist \/ Lemon Twist Yellow \/ Hot Pink\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFrequency\u003c\/th\u003e\n\u003ctd\u003e2.400GHz OR Sub-G 900MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInternal RF\u003c\/th\u003e\n\u003ctd\u003eELRS 2.4GHz \/ Sub-G 900MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInternal RF module\u003c\/th\u003e\n\u003ctd\u003eExpressLRS Single LR1121\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSupported protocols\u003c\/th\u003e\n\u003ctd\u003eExpress-LRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChannels\u003c\/th\u003e\n\u003ctd\u003eMax 16 channels (Receiver dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCooling fan\u003c\/th\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTransmitter module\u003c\/th\u003e\n\u003ctd\u003eBuilt-in ELRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBuilt-in flash storage\u003c\/th\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMicroSD card\u003c\/th\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\u003cth\u003eDisplay\u003c\/th\u003e\n\u003ctd\u003e3.5-inch IPS touch display (480 x 320 resolution)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGimbals\u003c\/th\u003e\n\u003ctd\u003eV5.0 Hall sensor gimbals (standard)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGimbal sticks\u003c\/th\u003e\n\u003ctd\u003eM4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBuilt-in microphone\u003c\/th\u003e\n\u003ctd\u003eYes (Future expansion)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBuilt-in motion sensor\u003c\/th\u003e\n\u003ctd\u003eYes (ICM-42607-C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAntenna gain\u003c\/th\u003e\n\u003ctd\u003e2dB (transmit power adjustable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCurrent\u003c\/th\u003e\n\u003ctd\u003e875mA at max power output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage range\u003c\/th\u003e\n\u003ctd\u003e6.6 - 8.4V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBattery\u003c\/th\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\u003cth\u003eConnectivity\u003c\/th\u003e\n\u003ctd\u003eUSB-C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRadio firmware\u003c\/th\u003e\n\u003ctd\u003eEdgeTX (Transmitter) (requires version 3.0.0 or later)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModule firmware\u003c\/th\u003e\n\u003ctd\u003eExpressLRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUpgrade method\u003c\/th\u003e\n\u003ctd\u003eUSB-C (UF2); supports both USB-C online and UF2 offline firmware upgrades\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModule bay\u003c\/th\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\u003eGimbal Adjustment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1\/2 Stick travel limiter: turn counterclockwise to increase travel; turn clockwise to decrease travel\u003c\/li\u003e\n\u003cli\u003e3 Horizontal axis tensioner (left-right): turn clockwise to increase stick tension; turn counterclockwise to decrease stick tension\u003c\/li\u003e\n\u003cli\u003e4 Gimbal mode setting: turn clockwise to disable self-centering (Throttle); turn counterclockwise to enable self-centering (Elevator)\u003c\/li\u003e\n\u003cli\u003e5 Vertical axis tensioner (up-down): turn clockwise to increase stick tension; turn counterclockwise to decrease stick tension\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1 * TX15 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 control for RC models requiring an ExpressLRS link (receiver dependent)\u003c\/li\u003e\n\u003cli\u003eUSB simulator use via USB Joystick (HID)\u003c\/li\u003e\n\u003cli\u003eExternal module expansion via JR-compatible module bay\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eManuals\u003c\/h2\u003e\u003cul\u003e\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\u003c\/ul\u003e\u003ch2\u003eProject Links (Informational)\u003c\/h2\u003e\u003cul\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\u003ca href=\"https:\/\/github.com\/olliw42\/mLRS\" rel=\"noopener\" target=\"_blank\"\u003emLRS project\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/olliw.eu\/mlrs\/flash\/\" rel=\"noopener\" target=\"_blank\"\u003emLRS Web Flasher\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"RadioMaster TX15 EdgeTX touchscreen radio controller lineup in six colors with foldable antenna\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Radio-Controller-ELRS--M2.jpg?v=1781175854\"\u003e\u003cp\u003eChoose your look from six color options while keeping the same EdgeTX touchscreen TX15 platform.\u003c\/p\u003e\n\u003cimg alt=\"STM32H750 (STM32 H7) processor graphic highlighting the TX15 performance platform\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Radio-Controller-ELRS--M2_2980e2b6-feee-4986-a24f-b7173c009a3d.jpg?v=1781175860\"\u003e\u003cp\u003eAn STM32H750 (H7) processor powers fast EdgeTX operation and responsive UI navigation.\u003c\/p\u003e\n\u003cimg alt=\"Semtech LR1121 ExpressLRS multi-frequency transceiver graphic for 2.4GHz and sub‑G 900MHz\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Radio-Controller-ELRS--M2.png?v=1781175867\"\u003e\u003cp\u003eBuilt-in Semtech LR1121 ExpressLRS supports 2.4GHz or sub‑G 900MHz for flexible link setups.\u003c\/p\u003e\n\u003cimg alt=\"RadioMaster TX15 3.5-inch IPS color touchscreen with 262K colors and 600 nits brightness callout\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Radio-Controller-ELRS--M2_7b8670a7-22a4-44b6-aca3-ecaa4c5e49a5.jpg?v=1781175875\"\u003e\u003cp\u003eA 3.5-inch IPS touchscreen (480×320) with 600 nits brightness stays readable outdoors.\u003c\/p\u003e\n\u003cimg alt=\"RadioMaster TX15 cooling system detail showing fans and aluminium heat sink airflow\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Radio-Controller-ELRS--M2_5f57c3c2-6e26-4e3f-8a05-549b9b3d983d.jpg?v=1781175883\"\u003e\u003cp\u003eLow-noise fans and an aluminium heat sink help keep the transmitter cool during long sessions.\u003c\/p\u003e\n\u003cimg alt=\"V5.0 hall-effect gimbal close-up on TX15 with quad precision bearing callout\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Radio-Controller-ELRS--M2_acbddc8b-7633-412c-8660-56524aec46f7.jpg?v=1781175888\"\u003e\u003cp\u003eV5.0 Hall sensor gimbals with quad bearings deliver smooth, precise stick control.\u003c\/p\u003e\n\u003cimg alt=\"Smart active balance charging graphic showing dual 18650 battery support\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Radio-Controller-ELRS--M2_3edd66e8-3210-45db-8ed6-c0695aaea2be.jpg?v=1781175897\"\u003e\u003cp\u003eSmart active balance charging helps protect dual 18650 batteries from overcharging.\u003c\/p\u003e\n\u003cimg alt=\"Internal flash memory and MicroSD card slot graphic for TX15 storage options\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Radio-Controller-ELRS--M2_6e646108-3f63-49f1-b62b-80f72f65d7c4.jpg?v=1781175905\"\u003e\u003cp\u003eUse onboard flash or expand storage via MicroSD (card not included) for models and logs.\u003c\/p\u003e\n\u003cimg alt=\"Foldable TX15 antenna close-up with 2.4GHz or sub‑G 900MHz callout\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Radio-Controller-ELRS--M2_27edd0df-897d-42af-a08d-682a79814960.jpg?v=1781175912\"\u003e\u003cp\u003eA foldable antenna makes the TX15 easier to pack while supporting 2.4GHz or sub‑G 900MHz operation.\u003c\/p\u003e\n\u003cimg alt=\"TX15 features collage: anti-slip back grip, built-in mic, six RGB buttons, JR module bay, replaceable switches\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Radio-Controller-ELRS--M2_b5e0b9ae-a351-4992-85e3-d5761c160694.jpg?v=1781175918\"\u003e\u003cp\u003eExtra touches include an anti-slip grip, six customizable RGB buttons, JR module bay support, and replaceable shoulder switches.\u003c\/p\u003e\n\u003cimg alt=\"Single USB-C port graphic showing data transfer, charging, and simulator modes (HID\/SD\/VCP)\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Radio-Controller-ELRS--M2_86d70a78-d0fe-4cb5-803a-7675bf71edfe.jpg?v=1781175927\"\u003e\u003cp\u003eOne USB‑C port handles charging, data transfer, and simulator connectivity (HID\/SD\/VCP).\u003c\/p\u003e\n\u003cimg alt=\"RadioMaster TX15 color options chart: Iron Grey, Hot Pink, Lemon Twist Yellow, Iceberg Blue, Mint Mist, Frost White\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Radio-Controller-ELRS--M2_e75ae1ed-4da6-4f22-9cc0-d384d0214178.jpg?v=1781175934\"\u003e\u003cp\u003eIron Grey, Frost White, Iceberg Blue, Mint Mist, Lemon Twist Yellow, and Hot Pink finishes are available.\u003c\/p\u003e\n\u003cimg alt=\"RadioMaster TX15 specifications table including size, weight, display, frequency, storage, and USB-C\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Radio-Controller-ELRS--M2_831b3c90-8e42-4138-bb7b-46a55f660e76.jpg?v=1781175939\"\u003e\u003cimg alt=\"TX15 gimbal adjustment guide showing travel limiter, axis tensioners, and mode setting points\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Radio-Controller-ELRS--M2_ce7dc870-5479-4990-9b3d-58a8d5b965fc.jpg?v=1781175948\"\u003e\u003cp\u003eGimbal adjusters allow travel limiting, tension tuning, and mode changes for personalized stick feel.\u003c\/p\u003e\n\u003cimg alt=\"RadioMaster TX15 dimensions illustration showing 178.0 mm by 168.0 mm by 81.0 mm\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Radio-Controller-ELRS--M2_7c9d2d1e-3d2d-47ad-b50a-38fa99a222c2.jpg?v=1781175955\"\u003e\u003cp\u003eCompact form factor measures 178 × 168 × 81 mm for a comfortable hand fit and easy transport.\u003c\/p\u003e\n\u003cimg alt=\"RadioMaster TX15 package contents overview including radio, carry case, USB-C cable, straps, springs, tray, tools, and manuals\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Radio-Controller-ELRS--M2_6226df22-dca1-4529-aa96-bed7a633f68c.jpg?v=1781175994\"\u003e\u003cp\u003eIncluded in the box: TX15 radio, signature carry case, USB‑C cable, 18650 battery tray, tools, and documentation.\u003c\/p\u003e\n\u003cimg alt=\"mLRS Serial \u0026amp; RC Link logo graphic\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/TX15-Radio-Controller-ELRS--M2_fe7a9b2a-62b1-4099-b0dd-f6d24d374474.avif?v=1781176009\"\u003e\n\u003c\/div\u003e","brand":"RadioMaster","offers":[{"title":"Iron Grey \/ ELRS \/ FCC","offer_id":52971203330272,"sku":"HP0157.0110-GRY-A-1","price":200.99,"currency_code":"USD","in_stock":true},{"title":"Iron Grey \/ ELRS \/ LBT","offer_id":52971203363040,"sku":"HP0157.0110-GRY-A-2","price":200.99,"currency_code":"USD","in_stock":true},{"title":"Iceberg Blue \/ ELRS \/ FCC","offer_id":52971203395808,"sku":"HP0157.0110-GRY-A-3","price":200.99,"currency_code":"USD","in_stock":true},{"title":"Iceberg Blue \/ ELRS \/ LBT","offer_id":52971203428576,"sku":"HP0157.0110-GRY-A-4","price":200.99,"currency_code":"USD","in_stock":true},{"title":"Mint Mist \/ ELRS \/ FCC","offer_id":52971203494112,"sku":"HP0157.0110-GRY-A-5","price":200.99,"currency_code":"USD","in_stock":true},{"title":"Mint Mist \/ ELRS \/ LBT","offer_id":52971203526880,"sku":"HP0157.0110-GRY-A-6","price":200.99,"currency_code":"USD","in_stock":true},{"title":"Frost White \/ ELRS \/ FCC","offer_id":52971203559648,"sku":"HP0157.0110-GRY-A-7","price":200.99,"currency_code":"USD","in_stock":true},{"title":"Frost White \/ ELRS \/ LBT","offer_id":52971203592416,"sku":"HP0157.0110-GRY-A-8","price":200.99,"currency_code":"USD","in_stock":true},{"title":"Hot Pink \/ ELRS \/ FCC","offer_id":52971203625184,"sku":"HP0157.0110-GRY-A-9","price":200.99,"currency_code":"USD","in_stock":true},{"title":"Hot Pink \/ ELRS \/ LBT","offer_id":52971203657952,"sku":"HP0157.0110-GRY-A-10","price":200.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/TX15.jpg?v=1780605495","url":"https:\/\/rcdrone.top\/products\/radiomaster-tx15-radio-controller","provider":"RCDrone","version":"1.0","type":"link"}