ST-R8050
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Sep 1, 2021
Ver. 3.3.0
Changes due to the release of firmware for related units. (No change for the use of ST-R8050)
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May 22, 2019
Ver. 3.2.1
-Added interchangeability between SHIMANO STEPS with Road components.
- Adopted models （ST-R8070/ST-RX815） -
Sep 4, 2017
Ver. 3.1.0
Additional ANT function for D-FLY channel switch setting (cycle computer setting)
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Aug 16, 2017
Ver. 3.0.1
Adapted for ULTEGRA Di2 (R8050 series)