High-performance 500MHz wireless analog video receiver, designed for FPV drones and other remote applications Provides clear and stable transmission, with a transmission distance of up to 40 km in LOS air-to-ground settings, and 2-3km in open areas of cities Made of Aluminum Alloy, it also has a high-speed fan, which is more conducive to heat dissipation and more suitable for long-term work The signal input adopts a universal AV interface, which can be easily compatible with all conventional AV interfaces such as cameras, VCDs, DVDs, etc Not only a professional wireless CCTV receiver for CCTV security projects, it can also be used for audio and video transmission of FPV systems, drones, model aircraft/helicopters, unmanned equipment vehicles, etc Working voltage: DC12V Working current: 250mA Transmitting frequency: 500Mhz Sensitivity: -85dBm Number of channels: 8CHs Frequency: 460Mhz, 490Mhz, 500Mhz, 520Mhz, 540Mhz, 560Mhz, 580Mhz, 600Mhz Audio input/audio modulation: 1Vp-p (FM) Video input/video modulation: 1Vp-p (FM) Audio carrier: 5.5M, 6.0M Working temperature: -10-+50 The product appearance and printed words may vary depending on the batch, but this does not affect use Colour:As Shown Material:Aluminum Alloy Package Contents: 1 x VRX Kit 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.