Sirius 850 Single Frame - 576x1152 Non-Expandable (34RU). Dual Redundant PSUs. Two PSU chassis with 2.5m d.c. cables (additional 4RU), Dual Nucleus2 Controller & Control Interface card, No Monitoring or Multiviewer Outputs. 576 Standard Video Inputs (Coax), 576 Standard Video Outputs - Non-Expandable (Coax), 576 Video Outputs (Mini Coax DIN1.0/2.3). No crosspoint redundancy.