This insanely tiny 2.4GHz diversity receiver available from TBS is the next big thing in miniaturization of racing craft.
Weighing in at under 2g, this receiver is perfect for those racers who are looking to lower their AUW.
These are rated to full range, so identical to your X4R and D4R setups.
Dimension: 21.5*12*3.5mm(L x W x H)
1 X Frsky XM+ Receiver