Network Ports : 12x 40 Gigabit Ethernet QSFP+Management Ports : 1x Serial Console RJ-45, 1x In Band Management RJ-45, 1x Gigabit ManagementFirmware Version : Mellanox OnyxFan Modules AirFlow Direction : Back-to-Front Airflow (P2C)Power Supplies Included : 2x AC Power Supplies Included - Back-to-Front Airflow (P2C)Model Number : MSX1012B-2BFSPart Number : MSX1012B-2BFSWebsitehardwarekings.nl/products/mellanox-msx1012b-2bfs-switch