Kramer Electronics SP-40 SP-40 is a high performance video processor for composite and s-Video (Y/C) signals with unbalanced stereo audio. The original and processed image can be viewed simultaneously with the split screen output enabled. Bandwidth (Y) - 60MHz (-3dB). Audio Mix - For mixing selected AV input Audio with auxillary Audio input. Built-in Bi-Directional Format Conversion - Will outputs composite video and s-Video simultaneously regardless of input selection. Proc Amp Control - Level (Gain), contrast, definition (sharpness), color (saturation), black level, limiter switch. Screen Splitter - Simultaneous display of original video and processed video on a single screen (adjustable). Desktop Size - Compact size. Can be rack mounted in a 1U rack space with the optional RK-40 adapter.