Nikon
This product includes the WR-R11b wireless remote controller and the WR-T10 transmitter.
It can be attached to cameras equipped with an accessory terminal.
In addition to one-to-one remote control, the WR-R11b can be attached to multiple cameras for multi-camera control.
Speedlight firing can be controlled wirelessly (AWL radio control). Furthermore, the flash mode and output of the SB 5000 can be set on the camera.
When connecting multiple devices, you can control different devices by switching channels if you connect them on separate channels.