Argosy HALO-L-H-B-S Halo Plus (Includes Halo, 2 Rack Shelves, & Set Of Speaker Platforms)Control surfaces are getting more compact, but studios still need an ergonomic and client impressive place to house their gear. The industrial design of Argosy's HALO combines form and function into a robust, highly efficient, streamlined design for screen based activities such as video production, sound design, and editing. HALO: Lighter. Faster. Better Features: 2) Model 160 Speaker Platforms 2) 8 RU Rack Bays Sculptured Padded Armrest Steel legs