DLFPV 5.8G 40CH 7 Inch HD LCD Receiver FPV Monitor System Dual Antenna Built-in DVR with HDMI AV Input Li-po 2800mA/h Battery Wireless Diversity Receiver 5 Bands 40 Channels with Raceband Built-in 5.8Ghz Dual diversity receiver automatically for best reception Can use the HDMI input high resolution to get clearer picture Built-in high performance Li-POLYMER Battery: 2800mA/7.4V Screen size:7 inch LCD Screen,LED backlight