All FXRi flash units offer wireless trigger and remote control options with the integrated EL-Skyport Receiver and Transmitter system. Each Set contains two BXRi Multivoltage flash units one EL-Skyport Transmitter and two Portalite 66x66 cm softboxes. The EL- standard bayonet with security breech lock accepts all Elinchrom accessories and reflectors. Please see also the powerful accessories for individual lighting.