Number of channels: 6 Antenna length: 26mm * 2 (dual antenna) Suitable models: Airplane / glider / helicopter / multirotor Weight: 14.9g Frequency range: 2.4055-2.475GHZ Input Power: 4.0-6.5V DC The number of bands: 140 Dimensions: 47.4 * 26.2 * 15mm Transmitting power: not more than 20DBM Color: Black Receiving sensitivity: -105DBM Certification: CE0678, FCC 2.4G models: the second-generation Enhanced automatic frequency digital system Modulation: GFSK I-BUS Interface: YES Data Acquisition Interface: YES