Hahnel Viper TTL Wireless Flash Receiver: Sony MI Multi Interface

- Control up to three groups of flash guns, each group comprising of one or more flash units

- TTL & Manual mode

- LCD indicates user-friendly status of each group

- TTL pass through – hot shoe on transmitter allows speedlights or other TTL systems to be combined with the Viper TTL

- DCM (Digital Channel Matching) to provide reliable connections

- Over 100m range

- microUSB socket for firmware upgrade

- Compatible with original speedlights

- Easily adjust mode and values on a group by group basis

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