Meridian 1 Option 11C is a digital private branch exchange (PBX) for enterprises, delivering advanced applications and carrier-grade, five-nines reliability for traditional voice and Voice over IP (VoIP) communications. Expandable to 800 lines, the Meridian 1 Option 11C supports desktop and system features of larger Meridian 1 systems, including digital and IP telephones, IP Gateways, mobility (802.11) communications, voice messaging, call center, PC-based system management, and multimedia applications.

• Ideal solution for small to medium-sized enterprises, from 60 to 800 users.
• Uses the same X11 software used in larger Meridian 1 systems.
• Can be configured for either single-site or multi-site businesses.
• Supports VoIP with Meridian 1 ITG Gateways and IP desktop telephones.
• Offers IP Expansion Option, which supports distribution over IP.