agreeable

announced

announcer

announcing

app

application

cell phone

cellphone

cellular phone

chord

enjoyable

event

idea

inbox

indicating

indication

messaging sfx

mobile device

mobile phone

multimedia

new message

notice

notification

notified

notifier

notifies

notify

operating system

os

pleasant

production element

project

receive

received

signal

signaling

smartphone alert

sms mms

sound effect

text message arrived

texted

ui efx

user interface

video game

videogame

wooden musical instrument

xylo

xylophone

announce

indicate

operate system

sm mm

text message arrive

text