Flysight 40CH FPV Goggles With HDMI In and PIP Function (SPX02 SMA ANT) ONE YEAR WARRANTY : The FPV goggles are solid, long lasting. 12-Month Money Back Guaranteed for any reason. UUIQUE PIP FUNCTION: Allows you to check the surrounding view while controling the drone,the front camera provide up to 100 degree FOV.Easy to notice any hidden danger BUILD-IN 5.8G 40CH DUAL RECEIVER: Provide smooth real-time video transmission with almost no latency, auto-connect to the stronger signal. CLEAR PICTURE: HD resolution 854*480px, provide clear and vivid image, equivalent to watching the 42-inch screen EASY TO USE:Plug and play, lightweight and extremely comfortable. Can be worked with DJI phantom 3, Typhoon H ST16 controller and Walkera racing drones High softness material fit the contours of the face, very comfortable to use it Adjustable headband effectively reduce pressure of long time using Adjust pupil distance for the best experience, IPD: 59.5-69.5mm Allow user myopia under 400 degree to view directly via naked eye HD screen, 854x480px LCD provides clear and vivid image Equivalent to watching the 42-inch screen, greatly enhance your sense of immersion 640480px Camera provides clear surrounding view Selectly enable the function by the button Small window and full screen can be switched by the button No need to frequently take off your goggles while controling the drone Built-in 5.8Ghz dual receiver, extremely sensitive Automatic connect to the stronger signal, 40CH are in available Effectively increase the reception distance and stability, compatible to most drone or racing