Composed of two probes (Integrating three scanning modes: Convex, linear and phased array), which can be applied to multiple applications at the same time, including cardiac examination. High cost-effective, lower cost than buying three separate probe. Small and light, easy to carry and operate, very suitable for emergency clinical, hospital ward inspection, community clinical and outdoor inspect. Wireless connected to tablet or smart phone, can be conveniently used in surgery without fixing of cables. And by using the disposable protecting cover, it can easily solve the sterilization issue of the probe. For powerful communication capability of the smart terminals, the wireless probe can meet the needs of the telemedicine. Software is free for life. Waterproof design, convenient for sterilization.