Extreme Long-Range Performance: 5.8Ghz frequency and 5W max power deliver an impressive 20km range (5000mW), ideal for long-range FPV missions. 56CH Compatibility: 56 available channels ensure interference-free operation in crowded environments. Wide Voltage Input: Supports 7-28V input, compatible with a wide range of battery setups. Adjustable Power: Switchable power levels (25mW/200mW/5000mW) for compliance and optimal performance. SmartAudio Control: Supports SmartAudio protocol for easy on-the-fly adjustments via your FPV controller. Robust Design: 68g with M22020mm mounting holes, built for durability in demanding environments. Clear Note: This is a video transmitter for FPV drones, not a complete drone. Buyer needs to assemble it with other components.