Upgraded Redcon R720X 2 4G 20CH DSM2 DSMX Compatible Micro Receiver With Binding ButtonDescription Brand Name RedconItem Name R720XBand 2 4GHzChannel 20CHModulation DSM2 DSMXDimensions W x Lx H 22x15x5mmWeight 1 3 gColor WhiteInput Voltage 3 3VAntenna Length Main RX 6cm 9cm 15cm optional Control Range 1000M Wire Definition Yellow Positive Black Negative Gray Signal LineCompatible Flight Controller NAZA32 CC3D KK2 F3 Multiwii APM V Bar 5 3Compatibility Spectrum and JR DSM2 DSMX DX6I DX7 DX8 DSX7 DSX9 DSX11Features Upgraded version with binding button Super mimi Micro receiverServoSync feature does not work with module systems Preset failsafe systemQuickConnectEnglish Manual Click HerePackage Included 1x Redcon R720X receiver1x Cable