When you prepare to upgrade YN-622N-TX first time, please download the driver and software package
Download the most update firmware package and unzip it.
Turn off YN-622N-TX, keep pressing mode button and turn on it again. The screen will show firmware
Run YN_Trigger_Updater from start menu. Click on Browse... Button and navigate to the firmware
If any error is encountered when updating, please turn off and try again from step 3.

Technical Details

Product Details

Package Dimensions
Width : 4.2 inch
Height : 2.1 inch
Length : 5.5 inch

Shipping Weight: 8 ounce (View shipping rates and policies)

ASIN : B00ODPY2F2