 In 2010, KMC Inc. and Bearings Plus Inc. were acquired by Waukesha Bearings Corporation with the expectation of synergizing their bearing seal technologies with Dover.In addition, between 2008 and 2010, Dover spent approximately $436 million to purchase a total of sixteen businesses, while only $100 million was earned from the sale of eight businesses.In 2011, Dover expanded its acoustic components business with the purchase of Sound Solutions, a manufacturer of dynamic speakers and receivers for mobile phones and other consumer electronics, for $855 million.