Specifications: Channels: 6 Channels Model type: Airplane / Glider / Helicopter Frequency range: 2.4--2.48GHZ Band width number: 160 Transmitting power: not moer than 20dBm RF receiver sensitivity: -105dbm 2.4G modes: automatic frequency second generation digital systems Encoding: GFSK Antenna length: 26mm Input power: 4.0-6.5V DC Dimension: 40 * 21 * 7mm Package size: 50 * 30 * 20mm / 2 * 1.2 * 0.8in Gross Weight: 17g Color: Black i-Bus interface: No Data acquisition interface: None Features: Reliable, interference free 2.4GHz AFHDS2A signal operation. 6-Channel receiver. Digital receiver system. Quick and extremely stable in performance. Ultra light weight design.