Samsung Electronics said on Wednesday its unit Harman International signed a deal to acquire U.S. firm Masimo's audio business for $350 million. It plans to combine Masimo's audio business with Harman to strengthen its global leading position in the consumer audio market,

Now, in a move that many suspected might come sooner, Masimo is unwinding that decision—announcing the sale of Sound United to HARMAN International (a Samsung subsidiary) for $350 million in cash.

Samsung Electronics subsidiary Harman International has agreed to acquire the Sound United consumer audio business of US health technology and consumer electronics firm Masimo Corporation for $350 million in cash.