> Fetch clean Markdown by appending `.md` to any page URL under https://signalwire.com/docs or requesting it with the HTTP header `Accept: text/markdown`. The root index at https://signalwire.com/docs/llms.txt lists the available documentation indexes. # CallAddress > Minimal address interface for call context Avoids circular dependency with full Address class Minimal address interface for call context Avoids circular dependency with full Address class ## **Properties** **`displayName`** `string` Human-readable display name for the address. --- **`id`** `string` — required Server-assigned ID of the address. --- **`textMessages$`** `Observable` — required Observable of the text-message collection for this address. --- **`type`** `string` Kind of address (e.g. `sip`, `room`, `subscriber`). --- ## **Methods** ### sendText() ```ts sendText(text): Promise ``` #### Parameters **`text`** `string` — required Address as a URI or plain text. --- #### Returns `Promise` > Minimal address interface for call context Avoids circular dependency with full Address class