I could not program my esc's with my radio so I bought the Emax programmer and it made life so much easier.
EMAX SimonK Series 12A ESC
http://www.banggood.com/Simon-K-Series-12A-ESC-Speed-Controller-Linear-BEC-Programmable-p-974378.html
Emax Programming Program Card For Simonk Simon K Series 12A 20A 30A 4in1 25A ESC
http://www.ebay.com/itm/Emax-Programming-Program-Card-For-Simonk-Simon-K-Series-12A-20A-30A-4in1-25A-ESC-/291323656615?hash=item43d43e39a7:g:s9gAAOSwXshWsGyp
