Amazon.com : Godox X2T-C 2.4G TTL Wireless Flash Trigger with 2X X1R-C Controller Receiver for Canon,E-TTL II Function,Compatible Smartphone Remote,Compatible 600EX-RT/580EXII/580EX/430EXII/V860C : Electronics
Amazon.com : Godox TT600 Speedlite Flash with Built-in 2.4G Wireless Transmission for Canon, Nikon, Pentax, Olympus and Other Digital Cameras with Standard Hotshoe : Electronics