http://teamtekin.com/rx8.html
A few features...
Easily Access All Programming, Anywhere, Anytime
Drives Sensor/Sensorless Brushless and Brushed Motors
D2: Dual Drive Mode Technology
On-Board Temperature Indicator
PC Interface for Custom Programming
HDAC: High Density Copper Fet Boards
Sensor Plug for Precise Commutation with all Motors
Solder Posts for Easy Wire Replacement
Self Test Diagnostics and Factory Reset
Adjustable Drag Brakes
RS-232 Digital Communications Protocol
Pit Tune Mode
DGF2: Digital Glitch Filtering V2
QuickTune™ Programming
One-Touch Radio Calibration
and more!