Most of the current pre/pros will support 3D. I think it's HDMI 1.4.
No audio pre-amp will handle 3D, because pre-amps are analogue only, so they have no digital processing built in.
You need a good quality pre-amp processor, such as the NAD T175.
No audio pre-amp will handle 3D, because pre-amps are analogue only, so they have no digital processing built in.
You need a good quality pre-amp processor, such as the NAD T175.