What is Voice over Internet Protocol (VoIP)? Is a family of transmission technologies for delivery of voice communications over IP networks such as the Internet or other packet-switched networks.

Polycom SoundPoint IP 550 HD Voice Phone

Polycom soundpoint IP550 - Revolutionary sound quality & advanced features in a 4-line SIP phone. The SoundPoint IP 550 desktop phone is a four-line SIP phone that delivers calls of unprecedented clarity and richness and supports a comprehensive ...

« IP Phones videos