This document is a Model Difference Declaration from Thai Toshiba Electric Industries Company Limited, seeking FCC certification for their microwave oven product line. The declaration outlines the variations between several models, including XM034NYY-S, XM034NYYY-S, CMD1000T, B089H356X4, and 990117. It explains the meaning of each character in the model designations, such as 'X' indicating the controller type, 'M' representing the microwave mode, and '034' denoting the microwave output power. The document clarifies that all mentioned models are identical to the Midea model EM034NS1-S, except for the model number, trade mark, and appearance. Model EM034NS1-S was selected for the final testing. The FCC ID for this declaration is 2AULTXM034NYY.