Knowles Corporation provided earnings guidance for the fourth quarter of 2015. For the quarter, the company expects revenue to be approximately $310 million, compared with the company's previous projections for revenue to be in the range of $290 million to $310 million. Non-GAAP gross margin is expected to be between 32% and 34%, as compared to prior projections of 31% to 34%.

Adjusted EBIT margin is expected to be approximately 8% to 9%. This compared with prior projections of 7% to 9%.