🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaTiếng ViệtРусскийالعربيةفارسی한국어中文日本語EntityQ1111837· pop 24· linked from 194 articlesinteractive voice responseAlso known as IVR, voice response unit, VRUvoice or tone user interface for telephonyAvailable in 23 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoالعربيةAfrikaansConnectionscall centerEntityDual-tone multi-frequency signalingEntityCategoriesInteractivitySpoken articlesTelephone servicesUser interface techniques