AMKOV AMK5000S/AMK7000S has the Video Out option through the micro USB Port, you can live feed the Camera to the FPV Screen
Things Your Require:
FPV Micro USB Cable, click here to buy this kind of cable (http://goo.gl/2Fu03r)
You can check the Different Transmitters and FPV monitor screens here
Step 1, Check the Reference Diagram (Do not use red/black wire to connect your Camera, you might burn, its not necessary, unless you want to charge your camera).
Use only yellow and black wires
Step 2, Connect the Av out cable (Yellow Black) to the USB Port of the Amkov AMK5000S/AMK7000S.
Step 3, Connect the other End to the Yellow black cable FPV Transmitter
Turn on the camera and switch the camera to AV mode to see the Live View of the camera on the FPV.