Canon has announced the Speedlite 600EX-RT flash, a first from the company to include wireless radio control, alongside a selection of EOS accessories.
A radio frequency transmitter, the Speedlite ST-E3-RT, has also been released and can trigger up to 15 Speedlites at up to 30 meters. Meanwhile, the GP-E2 GPS unit allows for automatic geotagging of images from the latest Canon D-SLRs. Also featured is the BG-E11 dual-slot battery grip for the EOS 5D Mark III.