agreeable

enjoyable

nice

pleasant

pleasantly

please

multimedia

telephone

telephony

communication

communicate

receive

contact

notification

os sound effect

notify

program

announce

app

application announcer

appsound

cell phone

cellphone reminder

cellular phone

event

idea

indicate

inbox indication

message

mobile device

mobile phone

new message

notice

notifier efx

operating system

remind

signal

signaling

smartphone alert

sm mm

software sfx

text message arrive

text

ui user interface