Note: For first-time startup, it is recommended to use a DC charging cable. Using a USB data cable for charging will damage the motherboard >>>Features The Skyzone Cobra SD goggles are the diversity version of the Cobra S Goggles and include a Diversity Receiver. The goggles are 16:9 FPV goggles and have an LCD screen with vivid color and high luminance, allowing pilots to see more details while racing. Pilots can wear glasses while using these goggles. The new OS has two languages to select, and the menu system is easy to navigate. The shuttle wheel and new user interface allow the pilot to set all the settings just by rolling the wheel without taking off the goggles. These goggles can be powered by a 18650 1 cell battery or 2~6s LiPo battery. USB and DC charging make these goggles simple to use in the field. >>>Package Included: 1x Cobra SD FPV Goggles 1x Receiver diversityd Module 1x Head Strap 1x Power Cable 1x Headtracker Cable 2x 5.8GHz 2dD Antennas 1x Video/Audio Cable 1x USB-C Cable 1x User Manual