The Australian Dollar trades around 0.6610 on Tuesday. The immediate support appears at the psychological level of 0.6600. A break below the psychological support could push the AUD/USD pair to navigate the region around the 38.2% Fibonacci retracement level of 0.6581, aligned with the nine-day Exponential Moving Average (EMA) at 0.6580. On the upside, the AUD/USD pair could find the key resistance at the major level of 0.6650, followed by the previous week’s high of 0.6667. A break above this level could support the pair to test the psychological barrier of 0.6700 level.