Young man in white shirt holds smartphone to ear with eyes closed, showing concentration or frustration. Neutral beige background emphasizes emotion and communication concept.

man smartphone phone communication emotion stress concentration white shirt adult technology mobile call talking serious male person casual isolated expression connection device modern lifestyle caucasian portrait young indoors one people business conversation digital hand holding closeup face maleadult technologyuse communicationdevice emotionexpression stressconcept focus casualwear neutral background