Yongnuo YN-622C - General Description; Product Overview and Features

Thank you for purchase the products of Yongnuo firstly.
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 supports 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 tran sceiver s kit c onsis t two simila r
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 cameras/flashes is needed when using TTL
function
※ The highest sync speed of some camera types is
1/4000s, some of flash or camera models may reach to
1/250s only or less if it doesn't support high sync
speed.
General Description
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