The Clover Flex C403 (Wi-fi) Card Reader POS System is a wireless credit card terminal manufactured by Clover in the United States. It features a sleek and compact design, making it easy to use in various retail and service environments. The Clover K400 U Flex Cradle provides additional connectivity options for this model, ensuring seamless integration with your existing POS system. With its advanced features and reliable brand reputation, the Clover Flex C403 is a top choice for businesses in need of efficient and user-friendly credit card processing solutions.