With the development of science and technology and the continuous improvement of related technologies. low earth orbit (LEO) satellite communication has become a hot technology that countries all over the world are chasing. The advantages of orthogonal time frequency spacetechnology can well solve the signal transmission problem of broadband satellite ground link in high moving speed ... https://www.roneverhart.com/Lava-Music-Lava-ME-3-36-Smart-Guitar-in-Blue-w-Space-Bag-p22763/