The stage boxes are offered in three convenient sizes. The boxes can be configured with virtually any array of in and out connectors. Custom permanent engraving completes the units. The SB-609 stage box will house from 6 to 9 connectors. The SB-1220 has a 12 to 24 connector capability, and the largest standard size, SB-2436 will accept from 24 to 36 connectors. Custom sizes are available on request.