Panasonic NN-SN736B. Brand New Includes One Year Warranty. The Panasonic NN-SN736B is a 1.6 Cu. Ft. Countertop Microwave Oven that has 1,250 Watts cooking power. The Inverter Technology delivers a seamless stream of cooking power even at low settings for precise cooking that preserves the flavor and texture of your favorite foods. The microwave oven is also designed with Turbo Defrost to help prepare food more efficiently than any Panasonic microwave before it. This advanced feature utilizes a microwave sequencing system based on Inverter's continuous-power delivery method to thaw foods more evenly and quickly