2.4ghz radio receiver with true Advanced Frequency Hopping Spread Spectrum (AFHSS) technology Channels: 6 Channels * Compatible with the factory TX modules on these radios: FS-TH9x/TH9b and Turnigy 9x v2 * THESE SPARE 6CH RECEIVER UNITS ARE SPECIFICALLY FOR USE WITH THE FLY SKY 6CH CT6B PC PROGRAMMABLE 2.4GHz TRANSMITTERS * Modulation: GFSK;Code Type: PCM;Sensitivity: 1024 * For Model Type: Heli, Airplane, Gliders; with dsc port, charger port