The doht Soluções Tecnológicas is a technology company, which through its know-how, develops and brings to its customers a wide variety of technology products and services. Working in other areas of technology, such as the creation and integration of IP Telephony Solutions, develops software products using RFID technology (RFID's) that has had a huge growth in the Wholesale and Retail industry, for control of products, development of Software integration and on demand. She also handles IP Telephony, with development of telephony on demand, and PBX and Voice Gateways.