Hombre de anteojos afroamericanos serios en ropa casual surf tableta en la universidad, mientras que los estudiantes alegres hombres y mujeres que interactúan detrás - Foto e imágenes de stock

Focused African American man in glasses wearing casual clothes checking social media on tablet while male and female friends using smartphone behind in library

Focused black casual man sitting at table and working with tablet while cheerful male and female students using and sharing mobile phone in university library

From below of serious thoughtful African American male in casual wear and glasses using tablet creating freelance project looking away

Confident African American man in glasses dressed in casual clothes sitting at table with tablet and looking at camera in library with interacting couple behind

Smiling black casual man sitting with tablet and looking away while active male and female friends having conversation standing behind in library

African american man with vitiligo pointing at graphs on flip chart during video call in office

Cheerful smiling smart diverse young coworkers in casual apparel surfing smartphone watching tablet in office space with bookshelf opposite of big window

Two multicultural male persons watching webinar video on laptop computer while sitting at coworking office stairs during break time, positive men sharing ideas about publication on content web page

Smiling casual man in glasses typing on laptop while sitting at table with black man using phone and looking at camera

Pleased group of multiracial male and female friends in causal outfit and with glasses sitting at desk surfing laptop looking at camera

African American man in glasses working at laptop and smiling happily while sitting at table against large windows and desktops

Side view of smiling African American bearded male in jeans sitting near diverse coworkers at table with netbook and looking away in apartment

Cheerful dark skinned hipster girl happy to get message on mobile phone sitting in cafe with male colleague, positive african american woman ignore real communication with friend chat onlin

Skilled young male student using laptop computers with mock up screen learning together discussing hometask, freelance guys it professional working remotely on freelance talking to each othe

Clever caucasian guy showing interesting webinar to african american colleague on laptop computer outdoors at cafe, skilled young coworkers having meeting cooperate using netbook and applicatio

Multiracial young men using portable laptop while sitting at table in study room and brainstorming on idea for project in university