K2 Systems Business Phone VoIP solution offer high quality phone service at a fraction of the cost of traditional phone lines providing the absolute best rates with industry leading reliability and customer satisfaction. Using K2 Systems VoIP, you get the power and flexibility of a phone system hosted in the Cloud or on premise dedicate PBX with all of the business features included. K2 VoIP includes all of the features that are found in some of the most expensive traditional phone systems.