This is the best Cyc fixture we have ever found.  Features include:

RGBW and CCT

Coverage is a shocking 18 feet x 21 feet from a distance of 5 feet.

Spacing is every 11 feet.

Internal memory for playback of automatic soft sequences and chases

MAIN TECHNICAL FEATURES
• Power: 300W at 100-240V
• DMX control with RDM function
• 8 or 16 bit control of RGBW for extra soft dimming and colour mixing
• Selection up to 16 millions of colour
• Selectable “CCT White control” from 3000 to 6500 K
• “Cyan, Magenta, Yellow” possible set up , compatible with subtractive colour systems.
• “Hue and saturation” possible set up for direct control of the most sophisticated “nouances”
• “Slave and master” possible set up for quick control of large intallations
• Powercon® connectors in and out for faster installation