Enables the Wireless Compact Unit WCU-4 to change settings on all ALEXA Plus, ALEXA Studio, ALEXA SXT W, ALEXA LF, ALEXA 65, ALEXA Mini, ALEXA Mini LF and AMIRA (when used with the cforce mini RF/Universal Motor Controller UMC-4) cameras. Available from ARRI License Shop: www.alshop.arri.de