YONGNUO RF-603C Wireless Flash Trigger Remote Control Transceiver for Canon

hey everybody this is ion stuff and today I'm going to review and show you how to use the yongnuo RF - 603 C version - the c is for cannon if you get an n version that's nikon this is a wireless flash trigger and shutter release it does not require line-of-sight to use it uses radio frequencies in the 2.4 gigahertz range you can get one pair of these that's quantity - for about $30 on Amazon get the version - because it has features that the version one does not and that's really important first of all the on-off switch which is located right there that's on the side of the unit in this version 2 on version 1 it was actually on top here so if you were to attach a flash unit to it the it would be difficult to turn the unit on or off so that's important there is a ring lock that will secure the unit to the camera which is right here and the sync speed is now 320th of a second compared to