The sound effect will be heard by both parties, and as someone who's already been a victim to audio emoji, let me tell you, it's pretty dang loud and annoying. This is the animation for the poop ...

Crying (Trombone) Poop (Fart sound) ... there is a limit on how often the emoji sound effects can be played. According to 9to5Google, which first spotted the new feature, ...

First reported by 9to5Google, Google is introducing "Audio Emoji" to its Google Phone calling app. Six "emoji" are available, and each one plays an audible sound to both sides of the call.

The list of sounds includes Clapping (Applause), Laughing, Party Crying (Trombone), Poop, and Sting (Ba Dum Tss). When making a call using the Google Phone app, users can select an "Audio Emoji ...