Remote Control of Switch Matrix
-Can Be Hot-Swapped w/o Losing Calls
-Buttons Change Colors for Call Status
-Aluminum and Steel Construction
JK Audio's Guest Module Rack Mount Control Surface (1x12) is part of their talk show system for managing and maintaining excellent caller audio on the air--it can handle one hybrid connection and twelve phone lines. One or more (up to 8) of these durable aluminum and steel control surfaces can be used . . .