The EW DMX System (EW DMX SYS) by Elation Professional is transmitter and receiver package which includes one transmitter and one receiver featuring FHSS technology. W-DMX uses Adaptive Frequency Hopping Technology (FHSS), which changes frequency 1000 times per second and jumps only to channels that are not used by other W-LAN and/or any other products on the 2,45 GHz band. This together with TDMA (Time Division Multiple Access) gives the user a guarantee for a much safer technology without interference. The technology was invented by the US Army and is used in the GSM networks as well. With the EW DMX SYS multiple receivers can be used per transmitter and control data input is via 3-pin or 5-pin XLR connections and rigging included brackets and safety cable. This system also features 1 button programing, 512 USITT DMX channels per system, up to 16 universes (transmitters) and up to 3,000 wireless feet.