EV800D vs EV800DM. Comparison EV800D EV800DM. Diversity RaceBand 40ch Auto-Searching. 1 x EV800DM 40CH 5.8G Varifocal FPV Diversity Goggles with DVR. Diversity function, Built-in super sensitive 5.8GHz 40ch receiver module, with RaceRand;.
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