Woman customer testing new model of smartphone in electronic shop

technology using computer smart phone touch screen mobile phone modern connection portable information device electronics industry wireless technology paper scroll digital display computer computer monitor try - scoring consumerism new sale human finger internet finger human hand customer graphical user interface model - object 4k resolution film - moving image buying office service hand retail part of store close-up business horizontal showing people females adult shopping mall in a row manicure concepts women touching black color indoors scientific experiment human body part exhibition nightlife