Features: Reliable, interference free 2.4GHz AFHDS2A signal operation. Ultra light weight design. Easy to bind and very fast link-up. 6 channel receiver compatible FlyskyFS-iA6B transmitter. Quick and extremely stable in performance. Specifications: Channels: 6 Channels Model type: Airplane / Glider / Helicopter Frequency range: 2.4-2.48GHZ Band width number: 140 Transmitting power: not more than 20dBm RF receiver sensitivity: -105dbm 2.4G mode: the second generation of an enhanced version of the automatic FM digital system Encoding: GFSK Antenna length: 26mm * 2 (dual antenna) Input power: 4.0-6.5V DC Color: Black i-Bus interface: Yes Data acquisition interface: Yes Dimension: 46 * 25 * 15mm(not including cable length) Cable length: 145mm Net Weight: Approx. 16g Package included: 1 * Receiver For FlySky FS-iA6B (Retail package is not included)