The patent range cover: Inmarsat, Thuraya, Iridium, etc satellite phone indoor repeater technical. Installed the SRT-01 satellite signal repeater, in the area more than 400 square meters, the user can use the Inmarsat, Thuraya satellite phone freely, no need connect to the docking station. The product also can suitable for GPS signal, even in the house, or tunnel or Park, the GPS signal can cover well, no need install GPS antenna.