🌐EnglishEnglishDeutschFrançaisفارسی한국어中文日本語EntityQ17118945· pop 9· linked from 59 articlesdial toneTelephony signal sent by a telephone exchange or private branch exchange (PBX) to a terminating device, such as a telephoneAvailable in 8 languagesFrançaisDeutsch中文日本語Urduفارسی한국어via Wikidata sitelinks · CC0Connectionswireless communicationEntityInformation AgeEntityCategoriesTelephony signals