Grandstream GXW 4004 offers small organizations, home users, remote offices and companies with a territorial work system a high-performance solution with excellent price/quality ratio to more effectively manage the cost of communication, while expanding the functionality of existing telephone systems in organization. Grandstream GXW 4004 is a solution, which easily integrates into existing VoIP FXS phone systems and FXO gateways.
We are one of the leading wholesale VoIP Termination service providers in UK providing an efficient and most reliable VoIP service to Calling Card Companies, Call Shops, Call Centers, ISP/ITSP, Business Enterprise and more.