Features:Built-in with super HD DVR up to 720*576px resolutionDiversity RaceBand 40ch Auto-Searching Two system (Display/recor d duo core separated chipsets ) ensure no delay in displaying and no frame lost in recor ding(please use C10 super speed card to ensure the full frame recor ding)Work friendly with player-OSD, no block on the important flying OSD information;Focal length adjustable design;Room for eyeglassesHD high brightness 3 inch LCD specially tuned for FPV racing;Diversity function, Built-in super sensitive 5.8GHz 40ch receiver module, with RaceRand;Advanced auto-searching function and the working frequency show on screen;Built-in 3.8V 2000mAh battery, each full charge offer 2.2 hours working time;Wide range re-charge voltage 5-180V;Accept 2S or 3S batteries as back-up power source, to prolong the working time;Nice ergonomic design and fit different faces;Super-wide visible angle up to 82 degree;92% transparent lens adopted, no distort, no blur on the edge of screen;Light weight 320g with 2.2 hr 2000mAh battery, RTF for any scale racing game;3 Inch 900*600px HD high brightness LCD