anger
arrow
business
call
character
clerk
communication
complaint
complaints
consultation
contact
cry
customer service
desktop computer
doubts
emotions
face
facial expression
failure
female
get angry
headset
illustration
impatient
inquiry
internet
job
mail
male
microphone
mobile phone
office work
operator
person
personal computer
receptionist
report
response
set
smartphone
smile
telephone
think
trouble
troubled face
twoway
upper body
white background
window