Originally Posted by
FolioHattu
Be sure to use R404SBS-E under the following conditions.
- Use in EP (Electric motor) cars. NEVER use the R404SBS-E in GP (Engine) cars.
Can you explain it why?
It is just an antenna thing. The E-receiver has a small antenna close to the chassis (metals carbon etc) so can (not saying it will) loose some signal on longer distances.