thoughtful guy with a smartphone at his mouth, sits at his desk, on a black monitor background

angry annoyed background bad bothered boy busy call caucasian cellphone concerned conversation customer disconcert disgruntled dismay dissatisfied disturb employee expression face frowning frustration handsome line listen mad male man misunderstand mobile people person phone pissedoff predicament problem service smartphone talk telemarketer unhappy unpleasant unwanted upset waittime worried