Mortara Burdick Vision� & Vision Premier� Holter System Each XUPVISI35E by Mortara Instrument GROUP: Diagnostic Instruments:Cardiology:Holter Item Description: Upgrade, Vision & Vision Premier Premier 3.5, English (Must prove previous ownership of Vision or Vision Premier software via invoice, license disk, or warranty card) Packaging Desc: Upgrade Vision/Vision Premier3.5 Country of Origin: Harmonized Tariff Code: Product Description: