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Declaration of Conformity
V350O Firmware V1.0
Release Date
2018/10/06
Remark
Before updating this firmware version, please make sure that your gear has download the G2 firmware launcher installer.
Updated Contents

1.The original version

TT685C Firmware V3.4
Release Date
2019/05/07
Remark
Before updating this firmware version, please make sure that your gear has download the G1 firmware launcher installer.
Updated Contents

1.To solve the compatible problems of new cameras EOS R,1500D（2000D/Rebel T7）and 3000D（4000D）

2.To be compatible with Godox wireless Pentax X system

TT685N Firmware V3.3
Release Date
2020/12/18
Remark
Before updating this firmware version, please make sure that your gear has download the G1 firmware launcher installer.
Updated Contents

1. Compatible with Camera D780’s hotshoe agreement.

TT685S Firmware V2.1
Release Date
2017/12/01
Remark
Before updating this firmware version, please make sure that your gear has download the G1 firmware launcher installer.
Updated Contents

1.To add the option of wireless ID（C.Fn-ID）

2.To add the ON/OFF option of SLAVE mode indicator（C.Fn-Sv LED）

3.To add the function that the flash can be triggered by pressing the TEST button when being attached to camera.


TT685F Firmware V1.1
Release Date
2017/12/01
Remark
Before updating this firmware version, please make sure that your gear has download the G1 firmware launcher installer.
Updated Contents

1.To add the option of wireless ID（C.Fn-ID）

2.To add the ON/OFF option of SLAVE mode indicator（C.Fn-Sv LED）


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