Powerful transmission: Experience excellent video transmission with 5.8G VTX, providing up to 2.5W of power for long-distance FPV racing drones. Perfect for enthusiasts seeking powerful performance in a competitive environment Versatile voltage compatibility: Operates effectively in a wide voltage range of 7V to 36V, suitable for a variety of drone models and ensures reliable performance under different flight conditions Built-in microphone: Equipped with a built-in microphone, it provides real-time audio feedback, enhancing your FPV flight experience by providing live sound of the drone's surroundings Five-speed adjustable power, up to 2500mW, supports 72 channels, suitable for long-distance flight Image transmission control protocol Tramp, supports OSD parameter adjustment, with temperature control protection function to prevent high temperature burnout Installation hole: 30.5x30.5mm(M3) Input voltage: DC7-36V (2-8S Battery) Output voltage: 5V@600mA Antenna interface: MMCX Microphone: built-in microphone Number of channels: 72CH Frequency: 5.8G Cable interface: SH1.0 6pin Control protocol: Tramp Output power: 25mW/200mW/600mW/1600mW/2500mW/Pit mode Color: Black Material: Aluminum Alloy (The product appearance and printed words depending on the batch, but this does not affect use) Package contents: 1 set PFV accessories Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.