The Hahnel Viper is an additional TTL transmitter for Fujifilm. It is capable of controlling up to three groups of flash guns; each of these groups comprising of multiple flash units.
Hahnel Viper TTL Transmitter for Sony
Hahnel Viper TTL for Canon
USED Hahnel Viper TTL for Sony
PC Engine DUO Scart RGB Csync 75/TTL/CVBS Region Free Jailbar fix FULL RECAPPED
Calumet Pro Series Off Camera TTL Flash Cord Long - Nikon
PocketWizard TTL 5-Pack - Canon
