These blenders have a "turbo button", which was broken in our old appliance KRUPS Mix 6000. By pressing this button (behind the green speed lever) was the maximum speed once again be increased by approximately 30%, which when whipping egg whites or cream very advantageous if was not even particularly absolutely necessary to not several minutes, the device having to hold in your hand. This unit here, the successor to 7000 also has a turbo button, but just the same, too low for the above use speed generated as the green lever in maximum position. Either the device was broken or Krups has installed "meaningless" button in the Series 7000 here a.
The rescission (return papers, DHL sticker, etc.) on AMAZON was simply and absolutely exemplary and in a few days the price has been paid back to us.