1. Support 2 frequency bands 2. Ergonomically designed remote control with Hall rocker for better control feel 3. Operating frequency: 2.400-2.4835 GHz / 5.725-5.850 GHz 4. Battery life: approx. 6 hours 5. Charging time: 2.5 hours 6. Operating ambient temperature: -10 to 40 degrees Celsius