Like the receiver that's built into the flash head, the FJ-X2m Universal Flash Trigger for FJ400 Strobe from Westcott has 16 wireless channels and 6 groups to avoid interference with other photographers or to shoot multiple setups. It's also Bluetooth capable with the ability to create four additional groups via a free mobile app among other features.
Like the receiver that's built into the flash head, the FJ-X2m Universal Flash Trigger for FJ400 Strobe from Westcott has 16 wireless channels and 6 groups to avoid interference with other photographers or to shoot multiple setups. It's also Bluetooth capable with the ability to create four additional groups via a free mobile app among other features.