CEO Diversifies for Financial Planning Reasons.

SANTA CRUZ, Calif.--(BUSINESS WIRE)--Aug. 4, 1998--Robert S. Cecil, Chairman of the Board and CEO of Plantronics, Inc. (NYSE:PLT) today stated that he exercised options to purchase 163,000 shares of the Company's stock and sold those shares on the open market on August 3, 1998. Mr. Cecil continues to have beneficial ownership of approximately 1.3 million shares of Plantronics stock, representing approximately 7.1% of the diluted shares of the Company.

"Based on the suggestion of my financial advisors, I am continuing to diversify my investments," said Mr. Cecil. "We are pleased with our track record of success and are optimistic about Fiscal 1999. I believe my substantial ownership position in the Company will continue to grow in value."

Plantronics, Inc. is the world's leading manufacturer and marketer of communications headset products. The Company was founded in 1961 and operates throughout the world. Plantronics is headquartered in Santa Cruz, California and maintains offices in sixteen countries. Plantronics products are sold and supported through a worldwide network of authorized Plantronics marketing partners. Information about the Company and its products can be found at www.plantronics.com or by calling [phone].

This press release contains forward-looking statements. There are certain important factors that could cause actual results to differ materially from those anticipated by the forward-looking statements, including but not limited to those described under "Factors Affecting Future Operating Results" in the Company's Annual Report on Form 10-K for Fiscal 1998 filed with the SEC.

    CONTACT: Plantronics, Inc.
              Barbara V. Scherer, 831/458-4434