Zdjęcie, noszenie ubrania biurze człowiek zestresowany 30s i zestaw słuchawkowy siedzi przy komputerze i pracę w call center - Zdjęcie stockowe & obraz

Angry nervous office worker sitting at desk and shouting on the phone

Smiling male call-center operator with headphones sitting at modern office, consulting online information in a laptop, looking up information in a file in order to be of assistance to the client

Sick businessman at work with laptop, man in red shirt and glasses has severe headache and flashes, overtired working inside office.

Photo of adult man 30s wearing office clothes and headphones sitting by computer in call center

Young, tired businessman looking at laptop while working at night in office

Confident bearded entrepreneur in formal outfit having mobile conversation about new business project via smartphone device while sitting in office and working at modern laptop computer device

Caucasian young businessman in headphones holding paper documents while working in office

Young bristle man working with computer at desk in office

Pensive young handsome businessman in eyeglasses looking at computer monitor sitting at the office

Concentrated young man entrepreneur using mobile phone while sitting at his desk

Shocked young businessman dressed in suit working on a laptop computer, sitting at the cafe indoors, holding mobile phone

Caucasian young businessman in headphones holding paper documents while working in office

Portrait of a surprised businessman talking on mobile phone at working place in office