{
  "id": "heltec-t190",
  "name": "Heltec T190",
  "vendorId": "heltec",
  "kind": "dev-board",
  "lifecycle": "active",
  "familyId": "heltec-vision-master-t190",
  "aliases": [
    "Vision Master T190",
    "HT-VMT190"
  ],
  "datasheet": "datasheet.pdf",
  "official": 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"
    }
  },
  "source": {
    "path": "data/devices/heltec-t190/device.yaml",
    "updatedAt": "2026-06-22T21:31:07+02:00"
  },
  "vendorName": "Heltec Automation"
}