{
  "id": "heltec-t190",
  "name": "Heltec T190",
  "vendorId": "heltec",
  "kind": "dev-board",
  "category": "development-board",
  "lifecycle": "active",
  "familyId": "heltec-vision-master-t190",
  "aliases": [
    "Vision Master T190",
    "HT-VMT190"
  ],
  "datasheet": "datasheet.pdf",
  "flasherListed": true,
  "product_url": "https://heltec.org/project/vision-master-t190/",
  "description": "ESP32-S3R8 + optional SX1262 LoRa dev board with built-in 1.9-inch TFT (170×320, ST7789) for Meshtastic/MeshCore. USB-C, SH1.25 battery connector with charge management, SH1.0 QuickLink sensor port, and IPEX Wi-Fi/LoRa antennas. Two user buttons; no built-in GPS.",
  "price": {
    "amount": 18,
    "currency": "USD",
    "asOf": "2026-06"
  },
  "roles": [
    "companion",
    "repeater",
    "room-server",
    "standalone-ui"
  ],
  "transports": [
    "ble",
    "usb",
    "wifi"
  ],
  "variants": [
    {
      "name": "433MHz",
      "sku": "ZC-278-2-433-Mesh",
      "bands": [
        "433"
      ]
    },
    {
      "name": "470~510MHz",
      "sku": "ZC-278-2-470-Mesh",
      "bands": [
        "470"
      ]
    },
    {
      "name": "863~870MHz",
      "sku": "ZC-279-2-868-Mesh",
      "bands": [
        "868"
      ]
    },
    {
      "name": "902~928MHz",
      "sku": "ZC-279-3-915-Mesh",
      "bands": [
        "915"
      ]
    }
  ],
  "hardware": {
    "mcu": {
      "model": "esp32-s3",
      "flashMb": 16,
      "psramMb": 8,
      "ramKb": 512
    },
    "radios": [
      {
        "technology": "lora",
        "chip": "sx1262",
        "bands": [
          "433",
          "470",
          "868",
          "915"
        ],
        "txPowerDbm": 21,
        "antenna": "IPEX-1.0"
      }
    ],
    "display": {
      "status": "present",
      "technology": "display",
      "controller": "ST7789",
      "size": 1.9,
      "resolution": {
        "width": 170,
        "height": 320
      },
      "colors": "color"
    },
    "gnss": {
      "status": "none"
    },
    "leds": {
      "status": "present",
      "description": "Status LED"
    },
    "input": [
      {
        "type": "button"
      }
    ],
    "power": {
      "batterySupported": true,
      "batteryBuiltIn": false,
      "batteryConnector": "SH1.25-2",
      "charging": true,
      "solarInput": false,
      "consumptionIdleMa": 0.018
    },
    "expansion": [
      {
        "type": "header-2.54",
        "count": 2,
        "pins": 13
      },
      {
        "type": "quicklink-sh1.0-4p",
        "count": 1,
        "pins": 4
      }
    ],
    "enclosure": {
      "builtIn": false
    },
    "physical": {
      "dimensionsMm": {
        "width": 60,
        "height": 25.4,
        "depth": 10.2
      },
      "weightG": 35
    },
    "environmental": {
      "operatingTempC": {
        "min": -20,
        "max": 60
      }
    }
  },
  "interfaces": {
    "usb": {
      "connector": "USB-C",
      "capabilities": [
        "power",
        "serial",
        "flashing"
      ]
    },
    "bluetooth": {
      "version": "5.0",
      "ble": true
    },
    "wifi": {
      "status": "present",
      "standard": "802.11 b/g/n"
    }
  },
  "prints": [
    {
      "name": "Heltec Vision Master T190 Case",
      "type": "enclosure",
      "date": "2025-09-24",
      "author": "JKat3",
      "url": "https://www.printables.com/model/1424363-heltec-vision-master-t190-case",
      "image": "https://media.printables.com/media/prints/660c917f-8ba9-4cea-8f0f-cfc9ecb5c1b8/images/11255139_abc4aa20-c219-464e-9289-febb234eaba2_960dfbe4-8331-4150-a590-ae6fda34f9a8/thumbs/cover/1200x630/jpeg/img_5814.jpg",
      "likes": 7
    },
    {
      "name": "Heltec T190 Meshtastic Case",
      "type": "enclosure",
      "date": "2025-11-24",
      "author": "Tony",
      "url": "https://www.printables.com/model/1491966-heltec-t190-meshtastic",
      "image": "https://media.printables.com/media/prints/df0f92fd-ebd8-4a81-9658-9eb5b99d4e90/images/11242455_9342e85e-7d47-4c62-9d2b-403f7cce7ace_7e4930c4-4d13-4f96-a41c-edb3e60ffc4e/thumbs/cover/1200x630/jpg/img_20251124_130925301.jpg",
      "likes": 6
    },
    {
      "name": "Heltec Vision Master T190 case",
      "type": "enclosure",
      "date": "2026-01-20",
      "author": "Sergey Gals",
      "url": "https://www.printables.com/model/1564455-heltec-vision-master-t190-case",
      "image": "https://media.printables.com/media/prints/ab2a4463-93b1-4e39-a8b2-0dcabf40f49c/images/11787398_180205f8-bd48-4ac1-bc6b-32f4da8ff6b1_9d14e69e-d4f3-493f-bc48-cde5f291fca6/home_screenshot-2026-01-20-at-105355.png",
      "likes": 0
    },
    {
      "name": "Terminal case for Heltec Vision Master T190",
      "type": "enclosure",
      "date": "2026-02-17",
      "author": "wilhel1812",
      "url": "https://www.printables.com/model/1583633-terminal-case-for-heltec-vision-master-t190",
      "image": "https://media.printables.com/media/prints/3cfaac39-3f2f-46e5-9636-d45ec06cf4b2/images/11923207_aa978456-483c-4de9-b0b9-4d4335216d7f_11d793ed-e5e8-4918-87a1-c485275b9f7e/thumbs/cover/800x800/jpeg/img_7760.jpg",
      "likes": 24
    }
  ],
  "source": {
    "path": "data/devices/heltec-t190/device.yaml",
    "updatedAt": "2026-08-05T14:13:46Z"
  },
  "vendorName": "Heltec Automation"
}