DMKR FPV Goggles 800D Replaceable and compatible video receivers of different frequencies 5 inch 800*480 HD screen with DVR build in Battery(w/o receivers)

Features ● With DVR, you can record videos anytime and anywhere; ● Low power consumption; ● Double antenna reception to make the signal more stable; ●Auto-Searching, support a key search frequency; ● 5 Inch 800*480 dot high brightness LCD screen; ● Built-in super sensitiveness 5.8GHz 40ch receiver, especially with RaceBand; ● Built-in 3.7V/2000mAh high-capacity Li-ion polymer Battery; ● Universal USB charging interface; ● Real-time video return, Very low time-delay; ● Bilingual menu in support of Chinese and English; ● Support external video signal input; ● Support Audio signal output (You can connect headphones) Specifications Model   Name 5.8G FPV Goggles LCD Screen Screen size:    5 Inch Resolution:    800*480 Display Ratio:  16:9 View Angle:    6 o'clock Brightness:    300cd/m² with high brightness backlight LED Video delay Video time-delay less than 20ms Lens 2.8X Fresnel Lens, 92% transparent rate no distort of light Int