Model : F6 Frequency Range : UHF (400-470MHz) Communication Range: 1-3 KM Voltage : 3.7V Channel Capacity : 16 Antenna Type : Integrated Product Size : 96x55x22MM Output Power : 2W Audio Power : ≥300mW Battery Capacity : 1500mAh Weight: 90GM Warranty : 1 Year for Device 3 Month for Battery 1 Month for Charger Additional Features: Dustproof USB Charging Handsfree Mode Ultra Thing Design Computer Programmabl