A single AccelePort C/X host PCI Universal (3.3V & 5V) adapter, which includes a powerful on-board processor, supports up to eight C/CON Concentrators, providing up to 128 surge-protected ports from a single slot on your server. A system start out with 16 ports and easily expand by adding C/CON concentrators. For ease of installation and optimum flexibility, the concentrators can be located up to 1,000 feet (305 meters) from the host server. A fiber optic cabling option allows you to locate your workgroups up to 1.25 miles (2 km) apart.