Copy pageCopy pageCopy this page as Markdown for LLMsView as MarkdownView this page as plain textOpen in ClaudeAsk questions about this pageOpen in ChatGPTAsk questions about this pageOn this pageRTCDTMFSender-1RTCDTMFSender: {(): RTCDTMFSender; prototype: RTCDTMFSender;}; Type Declaration Returns RTCDTMFSender prototype prototype: RTCDTMFSender;