Close Up of Woman Talking on Smartphone with Customer

mobile phone using phone smart phone communication dial portable information device wireless technology voice customer talking film - moving image listening businesswoman women busy social media white people close-up white background speech networking connection looking human face solution answering business 4k resolution discussion young adult businesswear facial expression mature adult looking at camera 20-29 years agreement serious adult portrait positive emotion human body part attending satisfaction horizontal studio - workplace cheerful smiling adults only handsome people casual clothing relaxation