Hähnel Viper TTL Transmitter

FEATURES:

• Control up to three groups of flash guns, each group comprising of multiple flash units
• TTL, Manual and Multi (Stroboscopic) mode
• Digital Channel Matching provides reliable connections
• Easily adjust mode & values on a group by group
• LCD Display indicates zones A, B & C on/off & flash power output
• Compatible with original speedlights & MODUS 600RT
• Use with the MODUS 600RT Speedlight for off-camera flash
• microUSB socket for firmware upgrade

FIRMWARE UPDATE:

CANON:

V26 -Viper TTL Transmitter

This firmware fixes the over-exposure problem for Canon EOS-R

This firmware has been made compatible with Canon camera 2000D/1500D & 4000D/3000D

FUJIFILM:

-

MICRO 4/3:

ViperTTL_M43_Trans_V21.zip

This firmware fixed a bug where the transmitter could not trigger continuously when using Panasonic cameras.

NIKON:

ViperTTL_Nik_Trans_V25

Improved compatibility with camera models Z6 and Z7  

SONY:

ViperTTL_Son_Trans_V22
Corrects occasional misfiring in high speed sync mode