Iphone_call_sound_effect -

Features like Voice Isolation or playing audio files into a live call. 📞 Playing Sounds During a Call

The "beep-beep" sound heard when dialing or when a call is connecting [28, 31]. iphone_call_sound_effect

There are three main categories of "call sound effects" on iPhone: Features like Voice Isolation or playing audio files

The "Opening" (default since iOS 7) and "Reflection" (default for iPhone X and later) are the most recognizable [35]. iphone_call_sound_effect