Telefonica Brasil is a mobile telecommunications company in Brazil. Co. is also the fixed telecommunications company in the state of Sao Paulo. Co. markets its mobile services under its Vivo brand. Co. provides its clients a portfolio of products, including mobile and fixed voice, mobile data, fixed broadband, ultra-fast broadband (based on its Fiber to the Home and Fiber to the Curb infrastructure), Pay TV, information technology and digital services (such as entertainment, cloud, security and financial services). Co. also has a distribution network of the sector, where its clients can obtain certain services, such as purchasing credit for prepaid phones.