HDZero VRX Digital HD Receiver ModuleDZero's Digital HD Receiver Module allows FPV pilots to join the digital revolution. HDZero VRX mounts to the front of your goggle in the same manner as before using the included fan guard mount. The VRX is compatible with any goggle which supports HDMI input. Four SMA jacks allow you to pick the right antennas for your situation. Racing or flying around the house? All omni antennas work well. Outdoor applications benefit from the TrueRC slide on