Version Canon
- Modos de flash E-TTL / E-TTL II
- Modo remoto E-TTL*
Version FUJIFILM
Version Nikon
- Modo de flash i-TTL- / i-TTL-BL
- Modo remoto i-TTL *
Version Olympus / Panasonic / Leica
- Modo de flash TTL Micro Four Thirds / Four Thirds
- Modo remoto TTL Micro Four Thirds / Four Thirds*
Version Pentax
- Modo de flash P-TTL
- Modo remoto P-TTL *
Version Sony Multi Interface
- Modo de flash ADI / predestello TTL
- Modo remoto ADI *
Version Samsung
- Modo de flash A-TTL
- Modo remoto A-TTL*
*Modo esclavo