The standard "tu-tu-tu" sound a caller hears while waiting for someone to answer. In Brazil, this service is often customizable (called Som de Chamada ) to play music for the caller instead of a standard tone.
Information on "Pelo Telefone" , which is famously known as the first recorded Samba song in Brazil (1916) and literally translates to "On the Telephone". Som de telefone chamando
How to write the sound of a ringing phone in Portuguese (e.g., "Trim-trim" or "Trrrim" ). The standard "tu-tu-tu" sound a caller hears while
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