Two workers talk about new app for cellphone

mobile app using phone device screen technology connection smart phone using laptop communication laptop mobile phone females talking commercial activity discussion electronics industry women computer equipment adult student men creative occupation computer friendship people 4k education young adult person fun business typing office entertainment emotional series indoors speech digital display smiling laughing 20-29 years student culture creativity happiness telephone university showing enjoyment 30-39 years russia wireless adults only part of a series arts caucasian adult one woman only close-up