1. Cardiomonitoring system for outpatients, including an ECG monitor, containing:! non-conductive waterproof housing; ! a battery located in the housing; ! a processor for processing ECG signals located in the housing and having an input for receiving ECG signals from a patient; ! a memory located in the housing for storing the processed information of the ECG signals; ! a wireless transceiver located in the housing and connected to a processor for processing ECG signals, and configured to wirelessly transmit ECG signal information to a receiver; and! a user interface located on the outside of the case and electrically connected to one or more components in the case, wherein the user interface includes only a plurality of electrical contacts, while the ECG monitor is further configured to determine that the cardiomonitor is electrically connected to receive patient ECG signals, moreover, the ECG monitor is additionally configured to switch to low power consumption when the cardiomonitor is not connected to receive a signal ECG of the patient and is not connected to the battery charge. ! 2. The cardiomonitoring system of claim 1, wherein the ECG monitor is always powered up, at least to the low power consumption mode, if the battery is charged. ! 3. The cardiomonitoring system according to claim 2, wherein the ECG monitor is powered up to a high energy mode that is higher than the low energy mode during the operation of the wireless transceiver and in the process of cardiomonitoring the patient. ! 4. The cardiac monitoring system according to claim 3, in the cat1. Система кардиомониторинга для амбулаторных пациентов, включающая ЭКГ-монитор, содержащая: ! непроводящий водонепроницаемый корпус; ! аккумуляторную батарею, расположенную в корпусе; ! процессор для обработки сигналов ЭКГ, расположенный в корпусе и имеющий вход для приема сигналов ЭКГ от пациента; ! память, расположенную в корпусе, для хранения обработанной информации сигналов ЭКГ; ! беспроводный приемо