The Cisco Media Convergence Server 7845-H1 (MCS 7845-H1) is a high availability server platform for Cisco AVVID (Architecture for Voice, Video and Integrated Data). The Cisco MCS 7845-H1 is an integral part of a complete, scalable architecture for a new generation of high-quality IP voice solutions that run on Enterprise data networks. The Cisco MCS 7845-H1 delivers the high performance and availability demanded by today's enterprise networks and represents a turnkey solution that is easy to deploy and highly cost-effective. At only 2U high, the Cisco MCS 7845-H1 packs tremendous power in a low-profile chassis that minimizes rack space. The Cisco MCS 7845-H1 runs a variety of Cisco IP Communications applications, such as Cisco CallManager.This model features 4 x 72 GB and 2 x 144 GB hard disk configuration.