E-TTL (Canon), E-TTL II (Canon), TTL, Manual
i-TTL (Nikon), TTL, Manual
E-TTL (Canon), i-TTL (Nikon), E-TTL II (Canon), TTL, S-TTL (Sigma)
Articulated flash head, AF assist beam, Wireless master function, Wireless slave function
Articulated flash head, AF assist beam, Wireless master function, Wireless slave function