Africký Američan s úsměvem vousatý optimistický muž v brýlích smskování na smartphone s potěšením během pracovní přestávky v interiéru při pohledu na kameru - Stock fotografie a obrázky

Cheerful african american hipster guy laughing at funny video on smartphone during free time, happy dark skinned man enjoying good connection of 4G internet for watching movie on mobile phon

Cheerful african american young male smiling holding mobile phone for checking new feed in social networks, happy dark skinned hipster guy looking away laughing at idea for publication in blo

Happy and positive young African-American adult in glasses sitting at the desk, surfing the Internet on his mobile phone, working on social media projects, checking emails, and chatting with friends

Serious young African-American adult in glasses sitting at the desk, listening to the music on his mobile phone, working on social media projects, and checking emails. Wireless technology concept

Young african American businessman working in the office at the laptop.

Serious African American male in casual red shirt and eyeglasses reading message on mobile phone while sitting at table with crop colleague

African American male student puzzled with web information on university website photographing laptop screen for sending media sms to colleagues and discuss mistakes, user of modern technology

Successful businessman dressed in trendy outfit making banking documentation on modern cellular and sending important financial report on mail to colleague via 4G wireless internet connection

Happy dark skinned male blogger celebrating network goal with web popularity using 4g wireless on cellular device, joyful man in eyewear satisfied with received email message on smartphone gadget

African american hipster guy in spectacles sending text message on mobile phone while working online via netbook at home,millenial dark skinned man checking notification about transaction on cellula

Positive hipster guy reading received message on smartphone and chatting in social networks using 4G internet connection, casual dressed young man blogging on mobile phone sitting at street cafe

Portrait of confident african american male blogger satisfied with wifi connection in office, happy dark skinned businessman in casual wear share content in social network for online project

Cheerful casual black man sitting at table in contemporary office with colleagues on background and using modern smartphone with smile