{
 "slug": "lilygo-t-embed-si4732",
 "name": "T-Embed SI4732",
 "maker": "LILYGO",
 "category": "radio",
 "categoryLabel": "Radio & mesh",
 "status": "listed",
 "statusLabel": "Listed by maker",
 "description": "A T-Embed with an SI4732 broadcast receiver for AM, FM, shortwave and longwave with RDS.",
 "goodFor": "Listen to shortwave and broadcast bands on a hackable pocket receiver.",
 "youNeed": "A suitable antenna for the band you want.",
 "tradeoff": "Receive only; no transmit radios.",
 "tags": [
  "Broadcast receiver",
  "Shortwave",
  "FM RDS",
  "ESP32-S3"
 ],
 "price": "US$38.96",
 "priceShort": "$38.96",
 "priceFrom": "lilygo.cc",
 "checked": "2026-09-17",
 "url": "https://gadgets.sh/devices/lilygo-t-embed-si4732/",
 "shortUrl": "https://gadgets.sh/lilygo-t-embed-si4732",
 "markdown": "https://gadgets.sh/devices/lilygo-t-embed-si4732.md",
 "image": "https://gadgets.sh/assets/lilygo-t-embed-si4732.jpg",
 "cutout": "https://gadgets.sh/assets/cutouts/lilygo-t-embed-si4732.webp",
 "shareCard": "https://gadgets.sh/og/lilygo-t-embed-si4732.jpg",
 "shops": [
  {
   "merchant": "LILYGO",
   "label": "Buy from LILYGO",
   "kind": "shop",
   "orderable": true,
   "url": "https://lilygo.cc/products/t-embed-si4732?utm_source=gadgets.sh&utm_medium=referral&utm_campaign=lilygo-t-embed-si4732&utm_content=api",
   "note": null
  },
  {
   "merchant": "OpenELAB",
   "label": "Buy from OpenELAB",
   "kind": "shop",
   "orderable": true,
   "url": "https://openelab.io/products/lilygo-t-embed-si4732?utm_source=gadgets.sh&utm_medium=referral&utm_campaign=lilygo-t-embed-si4732&utm_content=api",
   "note": "in stock (schema.org InStock; SKU LILYGO-K262; 49.95 in product JSON, page showed 54.95 localised) at OpenELAB Technology Ltd. when checked on 2026-09-24."
  }
 ],
 "specs": [
  {
   "group": "Core hardware",
   "rows": [
    {
     "label": "Processor",
     "value": "ESP32-S3 · 16 MB flash · 8 MB PSRAM",
     "source": "https://lilygo.cc/products/t-embed-si4732"
    },
    {
     "label": "Display",
     "value": "1.9″ ST7789V IPS · 170 × 320",
     "source": "https://lilygo.cc/products/t-embed-si4732"
    },
    {
     "label": "Radios",
     "value": "Si4732-A10 AM/FM/SW/LW receiver with RDS · 2.4 GHz Wi-Fi · Bluetooth LE 5",
     "source": "https://lilygo.cc/products/t-embed-si4732"
    },
    {
     "label": "Power",
     "value": "900 mAh battery (702550)",
     "source": "https://lilygo.cc/products/t-embed-si4732"
    }
   ]
  },
  {
   "group": "Details from the product page",
   "rows": [
    {
     "label": "Receiver",
     "value": "Si4732-A10 DSP tuner IC",
     "source": "https://lilygo.cc/products/t-embed-si4732"
    },
    {
     "label": "Bands",
     "value": "AM, FM, shortwave, longwave; RDS on FM",
     "source": "https://lilygo.cc/products/t-embed-si4732"
    },
    {
     "label": "Development",
     "value": "Arduino, ESP-IDF",
     "source": "https://lilygo.cc/products/t-embed-si4732"
    }
   ]
  },
  {
   "group": "Buying",
   "rows": [
    {
     "label": "Price",
     "value": "US$38.96 on lilygo.cc",
     "source": "https://lilygo.cc/products/t-embed-si4732"
    },
    {
     "label": "Availability",
     "value": "In stock on the day of review",
     "source": "https://lilygo.cc/products/t-embed-si4732"
    }
   ]
  }
 ],
 "docs": [
  {
   "label": "Maker product page",
   "url": "https://lilygo.cc/products/t-embed-si4732"
  },
  {
   "label": "LILYGO GitHub organisation",
   "url": "https://github.com/Xinyuan-LilyGO"
  },
  {
   "label": "LILYGO FAQ and support",
   "url": "https://lilygo.cc/pages/faqs"
  }
 ],
 "blueprint": {
  "openness": "schematics",
  "opennessLabel": "Schematics published",
  "summary": "LILYGO's shared T-Embed repo has a PDF schematic specific to the SI4732 variant plus STL/STEP shell files; no editable PCB source.",
  "files": [
   {
    "kind": "schematic",
    "label": "T-Embed-SI4732 schematic (PDF)",
    "url": "https://github.com/Xinyuan-LilyGO/T-Embed/blob/main/schematic/T-Embed-SI4732.pdf",
    "format": "PDF"
   },
   {
    "kind": "enclosure",
    "label": "T-Embed shell (STEP)",
    "url": "https://github.com/Xinyuan-LilyGO/T-Embed/blob/main/Shell_file/t-embed_normal-shell.stp",
    "format": "STEP"
   }
  ],
  "repos": [
   {
    "url": "https://github.com/Xinyuan-LilyGO/T-Embed",
    "role": "hardware",
    "official": true,
    "license": "MIT",
    "stars": 267,
    "pushed": "2026-04-27"
   }
  ],
  "parts": [
   {
    "part": "ESP32-S3",
    "role": "MCU + Wi-Fi/BT",
    "datasheet": "https://www.espressif.com/sites/default/files/documentation/esp32-s3_datasheet_en.pdf"
   },
   {
    "part": "Si4732-A10",
    "role": "AM/FM/SW/LW radio receiver",
    "datasheet": "https://www.skyworksinc.com/-/media/Skyworks/SL/documents/public/data-shorts/Si4732-A10-short.pdf"
   },
   {
    "part": "ST7789V",
    "role": "display driver",
    "datasheet": ""
   }
  ],
  "notes": "The T-Embed repo (base, MIT) covers all T-Embed variants including this SI4732 radio version; it has both a variant-specific schematic PDF and a generic schematic.pdf. Si4732 line moved from Silicon Labs to Skyworks after acquisition.",
  "checked": "2026-09-27"
 },
 "sourceFiles": {
  "kicad": [],
  "models": [
   {
    "label": "T-Embed shell (STEP)",
    "format": "STEP",
    "url": "https://raw.githubusercontent.com/Xinyuan-LilyGO/T-Embed/main/Shell_file/t-embed_normal-shell.stp",
    "page": "https://github.com/Xinyuan-LilyGO/T-Embed/blob/main/Shell_file/t-embed_normal-shell.stp",
    "bytes": 696688
   },
   {
    "label": "t embed normal full shell",
    "format": "STEP",
    "url": "https://raw.githubusercontent.com/Xinyuan-LilyGO/T-Embed/main/Shell_file/t-embed_normal-full-shell.stp",
    "page": "https://github.com/Xinyuan-LilyGO/T-Embed/blob/main/Shell_file/t-embed_normal-full-shell.stp",
    "bytes": 2637745
   },
   {
    "label": "t embed Thin",
    "format": "STEP",
    "url": "https://raw.githubusercontent.com/Xinyuan-LilyGO/T-Embed/main/Shell_file/t-embed_Thin.stp",
    "page": "https://github.com/Xinyuan-LilyGO/T-Embed/blob/main/Shell_file/t-embed_Thin.stp",
    "bytes": 2287754
   },
   {
    "label": "t embed big shell",
    "format": "STEP",
    "url": "https://raw.githubusercontent.com/Xinyuan-LilyGO/T-Embed/main/Shell_file/t_embed_big-shell.stp",
    "page": "https://github.com/Xinyuan-LilyGO/T-Embed/blob/main/Shell_file/t_embed_big-shell.stp",
    "bytes": 609666
   },
   {
    "label": "t embed normal shell 1204",
    "format": "STEP",
    "url": "https://raw.githubusercontent.com/Xinyuan-LilyGO/T-Embed/main/Shell_file/t-embed_normal-shell-1204.stp",
    "page": "https://github.com/Xinyuan-LilyGO/T-Embed/blob/main/Shell_file/t-embed_normal-shell-1204.stp",
    "bytes": 582890
   }
  ]
 },
 "firmware": [],
 "chips": [
  "esp32-s3",
  "si4732",
  "st7789"
 ]
}