LRP USB Bridge for SXX and iX8 Updates
With this new USB Bridge from LRP, you can ensure your SXX speed controller is equipped with the very latest software by linking it to a PC. 
The software (firmware) on the brand new SXX speed controllers like the (SXX Competition Version 2, SXX TC Spec Version 2, SXX Stock Spec Version 2) and the iX8 Brushless speed control can be updated via a PC by using the LRP USB Bridge. This item allows quick and easy update of the speed control software which can be downloaded for free from the LRP homepage (www.LRP.cc). Please note that this item can only be used by a PC running Windows operating software.
81800 LRP USB Bridge – Speedo Firmware Update + PC Link
Source: LRP