An ultrasound system comprising: an ultrasound probe; and an image display device, wherein the ultrasound probe includes: a transducer array; a transmitting and receiving unit that transmits ultrasonic waves from the transducer array and generates a sound ray signal on the basis of a reception signal acquired by the transducer array; an image information data generation unit that generates image information data on the basis of the sound ray signal generated by the transmitting and receiving unit; and a probe-side wireless communication unit that wirelessly transmits the image information data generated by the image information data generation unit to the image display device, the image display device includes: a display unit that displays an ultrasound image on the basis of the image information data wirelessly transmitted from the ultrasound probe; a processor including a central processing unit; an operating state acquisition unit that acquires an operating state of the image display device, wherein the operating state of the image display device is at least one of a configuration of the central processing unit, a clock frequency of the central processing unit, or a refresh rate of the display unit; and a display-device-side wireless communication unit that wirelessly transmits the operating state of the image display device acquired by the operating state acquisition unit to the ultrasound probe, and the ultrasound probe includes an ultrasound transmission and reception control unit that controls transmission and reception of the ultrasonic waves by the transmitting and receiving unit on the basis of ultrasound transmission and reception conditions corresponding to the operating state of the image display device wirelessly transmitted from the image display device or an output format setting unit that sets an output format of the image information data wirelessly transmitted from the ultrasound probe to the image display device on the basis of the operating state of the image display device wirelessly transmitted from the image display device. an ultrasound probe; and an image display device, wherein the ultrasound probe includes: a transducer array; a transmitting and receiving unit that transmits ultrasonic waves from the transducer array and generates a sound ray signal on the basis of a reception signal acquired by the transducer array; an image information data generation unit that generates image information data on the basis of the sound ray signal generated by the transmitting and receiving unit; and a probe-side wireless communication unit that wirelessly transmits the image information data generated by the image information data generation unit to the image display device, a transducer array; a transmitting and receiving unit that transmits ultrasonic waves from the transducer array and generates a sound ray signal on the basis of a reception signal acquired by the transducer array; an image information data generation unit that generates image information data on the basis of the sound ray signal generated by the transmitting and receiving unit; and a probe-side wireless communication unit that wirelessly transmits the image information data generated by the image information data generation unit to the image display device, the image display device includes: a display unit that displays an ultrasound image on the basis of the image information data wirelessly transmitted from the ultrasound probe; a processor including a central processing unit; an operating state acquisition unit that acquires an operating state of the image display device, wherein the operating state of the image display device is at least one of a configuration of the central processing unit, a clock frequency of the central processing unit, or a refresh rate of the display unit; and a display-device-side wireless communication unit that wirelessly transmits the operating state of the image display device acquired by the operating state acquisition unit to the ultrasound probe, and a display unit that displays an ultrasound image on the basis of the image information data wirelessly transmitted from the ultrasound probe; a processor including a central processing unit; an operating state acquisition unit that acquires an operating state of the image display device, wherein the operating state of the image display device is at least one of a configuration of the central processing unit, a clock frequency of the central processing unit, or a refresh rate of the display unit; and a display-device-side wireless communication unit that wirelessly transmits the operating state of the image display device acquired by the operating state acquisition unit to the ultrasound probe, and the ultrasound probe includes an ultrasound transmission and reception control unit that controls transmission and reception of the ultrasonic waves by the transmitting and receiving unit on the basis of ultrasound transmission and reception conditions corresponding to the operating state of the image display device wirelessly transmitted from the image display device or an output format setting unit that sets an output format of the image information data wirelessly transmitted from the ultrasound probe to the image display device on the basis of the operating state of the image display device wirelessly transmitted from the image display device.