Indoor case (3 holes for Nfemale Bulkhead connectors or Swivel antennas and hole for USB). This new revision is slightly higher, to fit more miniPCI card models. Ships with different faceplate stickers, to match used ports.
CA411-711 is an indoor case for RB411, RB711 and RB91x series. It has changeable front panels, so you can choose one that fits the product that you actually use. Also, case is higher to accommodate high-power wireless cards and has wall mounting holes on the back.