Model Number: YN-622N-TX Brand Name: YongNuo Key Specifications/Special Features: Used for supporting the use of YN-622N i-TTL wireless flash trigger transceiverLCD screen display, multi-button quick operationFirmware can be upgraded through the USB interfaceSupports wireless shutter release functionThe focal length (zoom) of the A/B/C three groups of flash can be adjusted separately

Equipped with the AF focus assist light (can be disabled)

Grouping flash mode: i-TTL/manual flash/super sync

Supporting mixed use of the A/B/C three groups of flashes with i-TTL, manual flash or super sync flash mode

The exposure compensation or flash output of A/B/C three groups of flashes can be adjusted separately

Shutter sync: first curtain sync, second curtain sync and FP high-speed sync, the highest sync speed is 1/8000s

Supports exposure compensation, flash value lock function (FVL)

Supports simulate (modeling) flash, red-eye reduction flash

Supports flash zooming (auto)

Super sync (SS) time delay adjustment, for higher X-sync speed than the camera allows

Settings saved automatically

Flash sync signal can be input through the PC port

Supports the basic flash trigger (max sync speed is 1/250s) of standard hot shoe (non Nikon body)

Note: above functions need to be used with the YN-622N transceiver