Reliable, interference free 2.4GHz AFHDS2A signal operation.6 channel receiver compatible i4 i6 i10 transmitter.Digital receiver system.Quick and extremely stable in performance.Ultra light weight design.Easy to and very fast link-up.Channels: 6 ChannelsModel type: Airplane / Glider / HelicopterFrequency range: 2.4--2.48GHZBand width number: 140Transmitting power: not more than 20dBmRF receiver sensitivity: -105dbm2.4G mode: the second generation of an enhanced version of the automatic FM digital systemEncoding: GFSKAntenna length: 26mm * 2 (dual antenna)Input power: 4.0-6.5V DCDimension: 47 * 26.2 * 15mmWeight: 14.9gColor: Blacki-Bus interface: YesData acquisition interface: YesPackage list:1 x -iA6B Receiver1 x plugNote:Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.