It is the business practice of sending all clients' billing info to a separate company, who then does everything for you. It also allows a company to cut down on time and human resources spent on administrative tasks.
Grandstream GXW 4104 is a VoIP gateway with 4 FXO ports, which offers small organizations, home users, remote offices and companies with distributed territorial system a high-performance solution with an excellent price/quality ratio for more efficient management of communication costs, while increasing the functionality of existing telephone systems of the organization. Grandstream GXW 4104 is a solution that can be easily integrated into the existing telephone system.