The XFT-2003P EMG Armband is an electromyography product that allows real-time monitoring of EMG signals in the user's arm. By applying electrodes to the body surface of the arm, the weak EMG signals of the user are collected and filtered to extract the signals of the patient's own EMG and expression of muscular strength. The product is equipped with Bluetooth function and can be used in conjunction with rehabilitation robot glove or APP.