Create more elaborate lighting setups by adding another CTR-04 Speedlite Trigger Receiver from GODOX to your CT-04 wireless system. This system uses a 433 MHz radio frequency with a range of about 98′ to trigger flashes mounted to the receivers hot shoe.
It also offers four channels for limiting interference and has a max sync speed of 1/200 second. Along with these features, the receiver can be rotated 90. And it features a foot with 1/4″-20 thread for versatile mounting. Additionally, it runs on two AAA batteries.