core/homeassistant/components/remote/icons.json

{
  "entity_component": {
    "_": {
      "default": "mdi:remote",
      "state": {
        "off": "mdi:remote-off"
      }
    }
  },
  "services": {
    "delete_command": {
      "service": "mdi:delete"
    },
    "learn_command": {
      "service": "mdi:school"
    },
    "send_command": {
      "service": "mdi:remote"
    },
    "toggle": {
      "service": "mdi:remote"
    },
    "turn_off": {
      "service": "mdi:remote-off"
    },
    "turn_on": {
      "service": "mdi:remote"
    }
  }
}