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. Highly cost-effective, lower cost than buying three separate probes. Small and light, easy to carry and operate, very suitable for emergency clinical and hospital ward inspection, community clinical, and outdoor inspection. Wireless and connected to a tablet or smartphone, it 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 the powerful communication capability of the smart terminals, the wireless probe can meet the needs of telemedicine. Software is free for life. Waterproof design, convenient for sterilization.