A smart card / security card being inserted into a card reader slot of a laptop. 便携式计算机 等轴测图 计算机 Smart Card Reader
A smart card / security card being inserted into an external USB card reader. 插入 辅助功能 阅读 Smart Card Reader
Smart card or chip card credit card payment terminal. EPS 10 file. Transparency effects used on highlight elements. 机械 小键盘 可移植性 Smart Credit Card Chip Reader Payment Terminal
A nice illustration in flat colors; A hand holding a smart phone while another hand swipes a credit card. 零售 信用卡 人体部位 Mobile Payment with Smart Phone and Credit Card