PreSonus StudioLive CS18AI Ethernet AVB Control Surface with 1 Year Free Extended Warranty 18 100mm, touch-sensitive motorized faders: 16 Channel, 1 Flex, 1 Master Control StudioLive RM AI mix systems of up to 64-channels Variable-color (RGB) Select buttons for easy channel and Filter DCA group identification 16-channels of high resolution 64 x 96 scribble strip display with Pan indicators 4.3 / 109 mm color touch-sensitive display