Serial adapter - expansion slot - serial - 4 ports - E-1

Cisco pays special attention to its network accessories, which are the foundation stone of the whole network system. The company offers a variety of connectivity, expansion and upgrade options to accommodate the customer specific needs. Cisco`s components are easily and inexpensively upgradeable as customer requirements change. This Network Adapter provides framed and unframed service access over unbalanced 75-ohm or balanced 120-ohm cable.