Radio DX7 vs DX8 or suggestions

[Lil Giants]

Aux1 is left 3pos switch above left gimbal, Aux2 is the 3pos above right gimbal, Aux3 is the rotary knob, Gear is 2pos on the left top, Mix is 2pos on right top, 3pos in front of Gear switch is Flight Mode. left gimbal is (u/d-l/r) throttle & rudder, right gimbal is elevon & airelon.. at the front of manual will show a picture of the radio & locations of all the chs listed.

I believe it's necessary to run a Servonaut esc with the Servonaut sound. http://www.servonaut.de/shop/