Spektrum RC WS1000 Wireless Simulator Dongle.
The new Fat Shark NexWave 5G8 with Race Band features 32 channels on the 5GHz band.
The Furious Mini RX for Frsky is designed for micro quads.
Furious FrSky Micro Rx - Ultra Small. Massively Capable. *** Only international firmware - NOT EU-LBT firmware yet.
The Spektrum DSMX Quad Race receiver provides a high speed serial data connection with up to 18 channels.