New Advantage Electrol- Standard Silent Drive System: An enhanced drive mechanism to keep your screen whisper quiet.- Standard LVC: Integrated low voltage control to keep your screen operation flexible.- Smooth Roll Technology: A patent pending roller technology to keep your screen perfectly flat.- Slim-Tab: A lower profile, stronger tab design to keep your screen perfectly tensioned.- Simple Installation: A new Installation Kit and user-friendly packaging to keep you on schedule.- Support: A comprehensive five year warranty to keep you confident in your purchase.