Therapeutic Education by Telemedicine in Chronic Heart Failure

Inclusion Criteria: * Patients \> 65 years old hospitalized for acute heart failure * Left ventricle systolic Dysfunction with ejection fraction \< 45 %, documented in the previous 6 months * And at least one of the following criteria: BNP before discharge from hospital \> 350 pg/ml / EF \< 35 % / Hospitalization for acute heart failure informed in the previous 6 months Exclusion Criteria: * NYHA 4 at hospital discharge * Planned cardiac surgery or coronary revascularization * Hospitalization for ST-elevation acute coronary syndrome * Depressive syndrome with score \> 20 at geriatric depression scale * Therapeutic education impossible * Technical problems with the device * Limited autonomy for device use * Patient not living in Basse-Normandie * Ongoing participation in another clinical trial