YN-622C E-TTL wireless flash trigger is a high performance master and slave equipment of multiple flashes photography, through digital FSK 2.4GHz radio wireless transmission, and different photographic effects can be realized through setting your flash at 360 degrees.It design of transceiver, the distance of remote control reaches 100M, supporting 7 wireless channels and A/B/C three groups.

Remotely change the modes and parameters of the flash quickly when using the Canon EOS series DSLR cameras which suppor ts external flash function , such as TTL ratio or manually set each group of flash output. Support high-speed sync, the max sync speed is 1/8000s,Support E-TTL, Manual and Multi flash modes. Support E-TTL flash installing on the top of transmitter.

YN-622C 2 transceivers kit consist two similar transceivers, support one camera controlling multiple flashes at the same time. Install the flashes with the receiver additionally purchased to make them into an application form of multiple-flashes, number of the receivers is not limited.

• Compatible with ALL YongNuo/ Canon EXII series flashes，and strobe flashes.
• Compatible to 5D Mark III
• Compatible to new speedlite 600EX RT

• Yongnuo YN-622C Wireless Flash Trigger x2

• Compatible flash mode: E-TTL (II)/ Manual/ Multi
• Compatible Shutter sync: 1st curtain, 2nd curtain,high speed sync (HSS/FP), Max 1/8000s sync speed
• Control remote flash using camera's flash control menu screen(Remote Control Mode)
• Support E-TTL / Manual/ Multi flash mode mix using(Mix Control Mode)
• Flash on hot-shoe of transmitter supports ETTL
• Support Flash Exposure Compensation (FEC)
• Support Flash Exposure Bracketing (FEB)
• Support Flash Exposure Lock (FEL)
• Support modeling Flash
• Support E-TTL group ratio (ALL/ A:B/ A:B C)
• Support Manual/Multi group (ALL/ A:B/ A:B:C)
• Support flash zooming (auto, manual)
• Support AF assist beam emitter(AF Lamp)
• Support PC port triggering strobe flashes and support 1st, 2nd cur tain/HSS (Super Sync)
• Support LCD Live view triggering
• Support high-speed continuous shooting trigger
• Settings saved automatically
• Compatible with ALL YongNuo/ Canon EXII series flashes
• Suppor t single-contact of camera & flash triggering (max sync speed is 1/250s)