When anchored with Grandstream's UCM IP PBX series, a robust yet simple-to-manage phone, video, data, and mobility communications platform has never been easier to achieve. With no licensing fees, upgrade fees, or cost per feature, the UCM line of IP PBXs offers a robust set of unified communication services in an on-premises system that is simple to administer. Our UCMs include solutions for small- and medium-sized businesses as well as small and medium-sized enterprises.
