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Sekonic JX8N RT-GX Godox Transmitter Module

The Ultimate Meter Upgrade

Add 2.4 GHz Godox-compatible radio triggering protocol to your Speedmaster L-858D light meter with the Sekonic RT-GX Godox Transmitter Module.

Installs in Seconds

Just pop the pack right into the back of your Sekonic 858D.

The Godox Control You Know and Love

Massive control now right from your light meter.  power control, 32 channels, 16 groups, wireless IDs, modelling lamp control and HSS.

Save Time

With the RT-GT module, you can fire your flashes directly from the meter.  No switching back and forth between your trigger.


Frequency 2.4 GHz
Channels and Groups 32 Channels, 16 Groups
Range 98.4' / 30 m
Dimensions 1.2 x 0.4 x 1.2" / 3 x 1 x 3 cm
Weight 3.2 oz / 90.7 g