According to Sohu's query. Com, satellite phone is a communication tool that transmits signals through satellite, which can communicate on a global scale. Satellite phone has the advantages of wide communication range and stable signal, and is suitable for remote areas such as ocean navigation, mountains and deserts. However, the cost of satellite telephone equipment is high, and the communication cost is expensive, so it is necessary to buy equipment or rent satellite telephone terminals; Satellite Wizard is a communication system based on low-orbit satellites, which can communicate on a global scale. The advantages of satellite elves are high communication speed and low delay, which is suitable for scenes with high communication speed requirements. However, the equipment cost of satellite elves is high, and the communication cost is expensive, so it is necessary to buy equipment or rent satellite terminals.

Satellite phone is a communication machine based on satellite communication system to transmit information, that is, satellite relay communication machine.