KNOWLES CORP COM USD1 revenue for the last year amounted to 707.60 M USD, the most of which — 256.20 M USD — came from its highest performing source at the moment, Consumer Micro-electro-mechanical Systems Microphone, the year earlier bringing 291.90 M USD. The greatest contribution to the revenue figure was made by Asia — last year it brought KNOWLES CORP COM USD1 426.10 M USD, and the year before that — 471.30 M USD.