Additional Receiver for Viper TTL
Corrects an intermittent white balance problem when used with the Canon 5DMk3
Corrects an intermittent over exposure problem when used with the Canon 700D
New compatibility with Canon 6DMkII / 77D / 800D / M3 / M5 / M6
Addition control of Multi mode from the camera menu (in previous versions, when the Viper TTL was in Multi mode, the flash control options on the camera menu did not show Multi mode and the operating parameters could not be changed. In V23, when the Viper TTL is in Multi mode, the camera menu does show Multi mode and it is possible to change Times / Hz / Power from the camera menu also.