RF Monolithics, Inc. Schedules Third Quarter Earnings Release and Conference Call

Dallas, Texas (May 15, 2008) RF Monolithics, Inc. (RFM) (NASDAQ: RFMI) a global Wireless Solutions provider, will announce financial results for the third quarter after market close on Thursday, June 26, 2008.

Following the release, the management of RFM will conduct a conference call at 5:00 p.m. (Eastern) to discuss operating performance for the period.

To participate in the conference call, please dial 866-752-1354. The reservation number is 48187598. A slide presentation related to the information that will be presented on the call will be available for viewing during the conference call. To access the presentation via the web, participants should access http://www.rfm.com/company/webcasts.shtml, click on Q3 FY2008 Webcast at least ten (10) minutes prior to the call and log in to ensure web browser compatibility.

Following the call, the above link will provide investors with the ability to access the presentation and listen to the conference call. For those who cannot access the live broadcast, a replay will also be available by dialing 800-642-1687. The dial-in replay will be available through July 26, 2008. Reservation number 48187598.

About RFM

RFM, headquartered in Dallas, Texas, is delivering M2M around the world. Our solutions-driven, technology-enabled approach to wireless connectivity enables the next generation of wireless applications with a broad range of wireless solutions – from comprehensive industrial wireless sensor networks to high-performance enterprise asset management software – extending the internet to communicate with billions of unconnected machines. RFM was named to M2M Magazine’s “2007 M2M 100” and “2008 M2M 100” list of the most important and influential machine-to-machine technology providers. For more information on RFM, please visit the Company’s website at www.RFM.com.