Optimized performance: for Ft800 VTX features Smartaudio2.1 for high power output while maintaining a lighter and more convenient design for FPV freestyle drones. This reliable VTX ensures excellent video mission quality and stability. Image mission does not interfere when powered on, and image mission does not interfere with other frequencies each time it is powered on. High power output, up to 800mW output, flight Multi-frequency power is consistent, multi-person flight is fairer Aluminum alloy heat sink Quick heat conduction, efficient heat dissipation Image mission power: PIT-25-200-500-800mW Input voltage: 7-36V Installation hole: 20x20mm Number of channels: 48CH Protocol: Smartaudio2.1 Note: due to different production batches, the product appearance and printed words be different, which not affect the use. Colour:As Shown Material:aluminum alloy Package Contents: 1 * VTX 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.