Man using cell phone outdoors

Man using cell phone outdoors

Man using cell phone outdoors

Man talking on cell phone outdoors

Friends looking at cell phone outdoors

Man text messaging with cell phone

Couple looking at cell phone together outdoors

Man using cell phone and laptop computer outdoors

Man photographing himself with two female friends using cell phone

Man photographing himself with two female friends using cell phone

Elderly man wearing traditional Chinese clothing, using cell phone, next to bird cage

Couple outdoors, looking at cell phones

Man sitting, looking down at cell phone, smiling

Man driving car, looking out window at camera

Man sitting, using cell phone, smiling, looking down

Man talking on cell phone

Man using cell phone, portrait

Man using cell phone, smiling

Man talking on cell phone

Friends hanging out together in cafe, looking at cell phone

Friends looking at cell phone together

Man talking on cell phone, portrait

Mid-adult man checking cell phone

Young man talking on cell phone

A man on the phone while looking at his broken computer

A cartoon drawing of a businessman sitting at a work desk looking stressed and surrounded by active cell phone, computers, intercoms and memos

A man in a car with his hands out and a question mark above him

Young woman looking at a man walking by

A worried woman on the cell phone and checking her watch

busy parents

Headshot of man with bluetooth ear piece

A business man on inline skates in front of a clock

Young woman hanging out on cell phone

Two men on street

A man talking on his cell phone while driving

Young man dressed up in a suit standing by a black car

Man getting out of car, looking at cell phone