Zultys is an all-in-one IP business phone system that integrates voice, video, data and mobility. The company offers both cloud-based and on-premise phone systems. Zultys MXvirtual is a fully integrated unified communications solution and IP phone system that integrates voice, video, data, and mobility to optimize collaboration and communications for businesses of all sizes. The MX250 system is a feature-rich, enterprise-class business IP telephony system that supports high-quality VoIP and unified communications services for up to 250 users, while the MX-SE is an IP phone system that enables VoIP and unified communications services for up to 50 users in a smaller office or branch-location environment.