The time to upgrade is now. The X8Rp 2.4ghz receiver allows your PPM compatible transmitter to enter the new era of 2.4ghz r/c systems. How does it work? The X8 receiver communicates and binds with an X8 module via the 2.4ghz spectrum, giving the user unprecedented performance and glitch free reliability never seen before in R/C FM/AM based systems. Which module will it work with? It will work with both the X8J and X8F modules. This is the parkflyer version which has an internal antenna, reducing size and allowing for mounting into a tighter fuselage or snug neat fit into a foamie Key Features Assan X8Rp receiver -Highly secure and robust link. -No crystals or channels needed -No interferance from motors, ignitions or metal to metal friction. -No antenna -No need to change any settings on your radio. Size 54x32x21mm