Poly Savi 8210/8220 Universal Power Supply -9V 500mA - Poly SKU: 217391-01 by Polycom SKU: 783M9AA Please log in to see price or purchase this item Quantity discounts available QuantityPrice DescriptionDescriptionPoly Savi 8210/8220 Universal Power Supply -9V 500mA - Poly SKU: 217391-01