Telecommunications software and hardware for the transmission of data over wireless internet, voice over internet protocol (VoIP), public switched telephone network (PSTN) and session initiation protocol (SIP) communications
Electrical and Scientific ApparatusCommunication services, namely, providing access to telecommunications networks; Communications services, namely, transmission of voice, data, graphics, images, audio, and video by means of telecommunications networks; Voice over internet protocol (VoIP) services; Telephone communications, namely, local and long distance transmission of voice, data, and graphics by means of a telephone via the public switched telephone network (PSTN), wireless internet, and session initiation protocol (SIP) communications services
TelecommunicationsSoftware services, namely, providing software design and development for voice over internet protocol (VoIP), public switched telephone network (PSTN), wireless internet, and session initiation protocol (SIP) communications software; Scientific and technological services, namely, research and design in the field of telecommunications; Design and development of computer hardware and software
Computer and Scientific