Firmware version A03 on RF60 and A04 on RF60X only works with PEN.A.001, OLY.A.001, NIK.A.001

edited March 13 in Cactus V6 II
Dear V6 II users,

Only update the firmware on your RF60 and RF60X to version A01 if your V6 II is running on PEN.A.001, Pentax X-TTL firmware, or OLY.A.001 (Olympus M43) or NIK.A.001 (Nikon).

A01 will not work with:

In the near future, we will release an "A" firmware versions, so the above list will be later replaced by:

FYI the "A" stands for the new protocol which we started implementing since the release of the Pentax X-TTL firmware  (PEN.A.001) for better wireless performance. 

Further reading on Pentax X-TTL firmware:

So if you are shooting on a Fujifilm, Sigma or Sony, keep using these firmware versions:

RF60:  version 205
RF60X: version 103

Thank you for your understanding during this time.

Antonio Lao
Brand Manager

To help us better help you, always state the exact firmware version installed on your Cactus device(s), such as: "1.1.013", "FUJ.1.002", "NIK.A.001", "v.103".

Nikon D750 users please read this thread: 

Fujifilm EF-X500 users please read this thread:

Feel free to suggest an improvement or share product ideas. Contact us directly at  At Cactus, we listen. 


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