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Released EX-NEXT latest update file.
Explanation of tip of the receiver's antenna.
EX-NEXT Explanation of "battery fail safe".
How to change ID number of the BSx4s Series
Next-generation transmitter "EX-NEXT" 
Notice of Change in the Servo Connector Pin
EX-LDT Trigger setting
Introduce for Xpansion ICS Manager V2.12
Procedure of update Xpansion to V2.12
Explaining for New Electrical switch3