Radial Engineering KL-8 Rackmount Keyboard MixerThe KL 8 is a powerful mixing station created with keyboard pros in mind, with a number of features designed specifically to streamline and enhance any keyboard setup. You can connect up to four keyboards in mono or stereo, with level controls, aux sends, and LED indicators for each. A stereo aux send receive is available to feed rackmount reverbs and delays and effects pedals, or it can be used as an additional input for a fifth keyboard. MIDI and