Cloud-hosted PBX phone systems have been becoming popular over the past few years due to their low cost and minimal maintenance. A cloud PBX (private branch exchange) system is a commercial telephone network that allows communication within and outside your organization. The ideal features of the PBX phone system include call conferencing, visual calling, IP faxing, extension dialing, business hour settings to route off-hour calls, customers waiting for queues, and hold music. Cloud PBX is also referred to as hosted PBX or virtual PBX because instead of hosting software on a server, it hosts all software and data in the cloud. Below listed are the major features of cloud PBX phone systems: