The elinchrom d lite 2 rx head is the latest version of the best selling d lite range of studio flash the d lite 2 rx is ideal for small business applications portraiture and for anyone interested in the art and creativity of lighting the rx boasts many new features including the in built skyport transceiver radio remote control of flash power settings modelling lamp onoff speed sync mode and triggering el skyport app control for iphone ipad and ipod touch variable f stop steps 11