VoIP & Cloud Telecomms - 3CX Phone System Enterprise Edition - Annual
3CX/ResolvIT/Yealin Phone System Enterprise Edition - Annual. Unlike most other enterprise phone systems, 3CX does not charge on a monthly user basis. Instead, you pay once a year - at a very low cost - based upon concurrent calls. Keep control of your own trunks and numbers too. It's the PBX of choice for 500,000 instals and growing.