Computer hardware; Computer hardware and software systems for teleconferencing and video conferencing; Computer hardware for communicating audio, video and data between computers via a global computer network, wide-area computer networks, and peer-to-peer computer networks; Computer hardware for telecommunications; Computer software and firmware for voice and video communications; Computer software for integrating, controlling, enhancing, securing, and managing video, voice and data communications; Digital telephone platforms and software; Speakerphones; Video phones
Electrical and Scientific Apparatus