Symphony is Medela's latest innovation in hospital-grade electric double pumps. With breakthrough 2-Phase Expression pumping, Symphony is proven to reduce pumping time through faster let-down and milk flow and remove as much milk as a breastfeeding baby. Symphony implements the results of extensive research on electric breast pumps initiated by Medela and conducted by internationally renowned lactation researcher Peter Hartmann, Ph. Watch the Easy Expression video to find out how. When the Symphony message reads, "invalid medela symphony breast pump rental
it could mean that the card in the pump is not the correct program card; the card could be damaged or the card is not inserted correctly. Unplug the pump and remove the card. Medela symphony breast pump rental
the card to make sure it is the correct card and also check for damage.