@openstreetmap/id-tagging-schema/data/fields/traffic_signals/sound.json

The OpenStreetMap tagging model used by the iD editor

{
    "key": "traffic_signals:sound",
    "type": "combo",
    "label": "Sound Signals",
    "strings": {
        "options": {
            "yes": "Yes",
            "no": "No",
            "locate": {
                "title": "Call Button Locator",
                "description": "There is a signal only for finding the call button"
            },
            "walk": {
                "title": "Walk Indication",
                "description": "There is only a signal when walking is allowed"
            }
        }
    },
    "autoSuggestions": false,
    "customValues": false
}