Canon's new Speedlite transmitter gets a big boost in flash functionality

CANON SPEEDLITE TRANSMITTER ST-E3-RT (VER.3)
(Image credit: Canon)

Canon has announced an updated version of its extremely popular speedlight transmitter which enables improved functionality for off-camera flash shooting. 

The Canon Speedlite transmitter ST-E3-RT (Ver.3) has officially been announced following the slow discontinuation of Version 2 and is now available for preorder. Improvements have been made to the transmitter which enables improved wireless radio communication to up to 5 groups of the best Canon flashguns, and several changes to increase functionality.   

Thank you for reading 5 articles this month* Join now for unlimited access

Enjoy your first month for just £1 / $1 / €1

*Read 5 free articles per month without a subscription

Join now for unlimited access

Try first month for just £1 / $1 / €1

Kalum Carter
Staff Writer

Kalum Carter is a photographer, photo editor and writer based in the UK, and for almost a decade he has worked with brands and publications to create, edit, and sequence imagery. Having recently graduated with a Master's Degree in Photography from the University of the West of England (UWE), Kalum joined Digital Camera World as a Staff Writer, covering news, reviews, and his biggest passion – photography books! 


Kalum's photography has been published and exhibited around the world, and he continues to photograph on a project-by-project basis. He is currently working on a personal project capturing the people and landscape of Gower, South Wales. Currently untitled, this body of work will be exhibited for the National Trust later this year.