This videos may be of interest:

  • See How the Canon Speedlite 470EX-AI Works
  • Canon: Speedlite 600EX-RT: Real-world Radio Wireless Flash Q&A
  • See How the Canon Speedlite 470EX-AI Works
  • Canon: Speedlite 600EX-RT: Real-world Radio Wireless Flash Q&A
Here some other interesting products:
Here some other interesting products: