Easy To Use Allows The User To Control One Or Several Units From A Single Controller * Push Button Operation For Preset Colors, Color Fade Programs And Color Snap Programs. * Speed Adjustment For Rate That The Fades Or Snaps Change At * Blackout Allows Units To Be Turned On Or Off At The Touch Of A Button * Allows Units To Be Controlled Master Slave So Pointing The Remote At The Master Will Change All Linked Units To Respond The Same Way (Accu Cable Dmx Cable Needed Sold Separate)