{
  "schemaVersion": "2.0.0",
  "identity": {
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    "manufacturerSlug": "egi",
    "name": {
      "value": "Geodesic EEG System 400",
      "status": "verified",
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        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
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      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "codename": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "aliases": {
      "value": [
        "EGI GES 400",
        "EGI Geodesic 400",
        "Net Amps 400"
      ],
      "status": "verified",
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        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
    "generation": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
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      "status": "verified",
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        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
    "successorSlug": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "tagline": {
      "status": "unknown",
      "sources": [
        {
          "label": "editorial copy — not a sourced fact"
        }
      ],
      "updatedAt": "2026-05-04"
    },
    "shortDescription": {
      "status": "unknown",
      "sources": [
        {
          "label": "editorial prose — not a sourced fact"
        }
      ],
      "updatedAt": "2026-05-04"
    },
    "longDescription": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
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        {
          "url": "https://www.egi.com",
          "label": "EGI — official site"
        }
      ],
      "updatedAt": "2026-05-04"
    },
    "releaseDate": {
      "status": "unknown",
      "sources": [
        {
          "label": "v0 said 2014; not pinned in primary EGI sources"
        }
      ],
      "updatedAt": "2026-05-04"
    },
    "announcedDate": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "discontinuedDate": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "status": {
      "value": "shipping",
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        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    }
  },
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        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
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      "status": "verified",
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        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
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      "status": "verified",
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        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
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        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
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        "diagnostic"
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      "status": "verified",
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        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
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        "scalp-cap",
        "tabletop"
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        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
    "intendedUseCases": {
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        "infant / paediatric ERP",
        "high-density source-localisation",
        "ICU continuous EEG"
      ],
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        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
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        "clinician"
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        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    }
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      "status": "verified",
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        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
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        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
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      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "electrodeType": {
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      "status": "verified",
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          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
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        "Ag/AgCl-pellet",
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      "status": "verified",
      "sources": [
        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
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      "updatedAt": "2026-05-04"
    },
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      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "channels": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "requiresGel": {
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      "status": "verified",
      "sources": [
        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
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      "status": "verified",
      "sources": [
        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
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      "status": "verified",
      "sources": [
        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
    "reusable": {
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      "status": "verified",
      "sources": [
        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
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      "status": "verified",
      "sources": [
        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    }
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  "acquisition": {
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      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "resolutionBits": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "notchFiltersHz": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "onboardArtifactRejection": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    }
  },
  "stimulation": {
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      "status": "verified",
      "sources": [
        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    }
  },
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        "ethernet"
      ],
      "status": "verified",
      "sources": [
        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
    "bluetoothVersion": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "bluetoothProfiles": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "concurrentMode": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "encryptionInTransit": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "pairingMethods": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "cloudSync": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "offlineRecording": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    }
  },
  "power": {
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        "wired"
      ],
      "status": "verified",
      "sources": [
        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
    "batteryLifeActiveHours": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "chargingPort": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "chargingTimeMinutes": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "batteryReplaceable": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "notes": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    }
  },
  "software": {
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        {
          "name": "Net Station",
          "platforms": [
            "windows"
          ],
          "free": false
        }
      ],
      "status": "verified",
      "sources": [
        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
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      "status": "verified",
      "sources": [
        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
    "cloudPlatform": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "offlineMode": {
      "value": true,
      "status": "verified",
      "sources": [
        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
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      "updatedAt": "2026-05-04"
    },
    "rawDataAccess": {
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      "status": "verified",
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        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
    "exportFormats": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "lslSupport": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "dataOwnership": {
      "value": "user",
      "status": "verified",
      "sources": [
        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
    "privacyPolicyUrl": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    }
  },
  "sdk": {
    "hasSdk": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "docsUrl": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "openSource": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "languages": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "webBluetooth": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "rawSampleAccess": {
      "value": true,
      "status": "verified",
      "sources": [
        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
    "bciParadigms": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "thirdPartyIntegrations": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    }
  },
  "regulatory": {
    "fdaStatus": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "ceMark": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "certifications": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "prescriptionRequired": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "pediatricApproved": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    }
  },
  "pricing": {
    "msrp": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "currentPrice": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "subscription": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "buyUrls": {
      "value": [
        {
          "region": "global",
          "vendor": "EGI",
          "url": "https://www.egi.com/research-division/geodesic-sensor-net"
        }
      ],
      "status": "verified",
      "sources": [
        {
          "url": "https://www.egi.com/research-division/geodesic-sensor-net",
          "label": "EGI — Geodesic Sensor Net research page"
        }
      ],
      "updatedAt": "2026-05-04"
    },
    "warranty": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    },
    "returnPolicyDays": {
      "status": "unknown",
      "updatedAt": "2026-05-04"
    }
  },
  "editorial": {
    "pros": [
      "Successor to GSN 256",
      "Sponge-based saline electrodes (no gel)",
      "Configurable 32-256 channels"
    ],
    "cons": [
      "Higher consumable cost than gel caps"
    ],
    "bestFor": [],
    "notFor": [],
    "comparableDevices": [
      "egi-geodesic-256",
      "brainproducts-r-net"
    ]
  },
  "provenance": {
    "sources": [
      {
        "label": "EGI — Geodesic Sensor Net product page",
        "url": "https://www.egi.com/research-division/geodesic-sensor-net"
      },
      {
        "label": "EGI — official site",
        "url": "https://www.egi.com"
      }
    ],
    "lastReviewedAt": "2026-05-07"
  }
}