Source: Arrhythmia Research Technology, Inc.

Micron Products, Inc. Awarded Multi-Year Defense Industry Supply Order

FITCHBURG, MA--(Marketwire - January 22, 2008) - Micron Products, Inc. ("Micron"), a wholly owned subsidiary of Arrhythmia Research Technology, Inc. (the "Company") (AMEX: HRT), is pleased to announce it has been awarded a multi-year, multi-million dollar supply order by KaZaK Composites, Inc. Under the program, Micron will provide injection molding, precision machining, fabrication and assembly services for KaZaK's proprietary product line of lightweight, portable, quick release stanchions for a new class of combat logistics force ships for the U.S. Navy.

James E. Rouse, the Company's President and CEO, commented, "KaZaK Composites with its patented and proprietary advanced material technologies is a tremendous partner for our manufacturing capabilities. Our services to KaZaK will continue over the next several years and contribute to the expansion of Micron and its divisions. We are proud of our partnership with KaZaK in support of the U.S. Navy. With the increased breadth of product offerings we continue our progress toward greater diversification of our product lines and services, higher revenue and continued growth. Micron's opportunity to provide these defense industry products to KaZaK accentuates Micron's proven product life cycle management capabilities, including value-added services from design support to production and assembly. We are excited about the future as we continue to explore new avenues for expansion of our business."

"We are pleased to partner with Micron Products on this project for the U.S. Navy," said KaZaK Composites Executive Vice President John Schickling. "It is essential to this project that we are able to meet the deadlines set by the U.S. Navy and provide them with the highest quality product. In evaluating Micron Products we were impressed with not only the high quality of the product they were manufacturing, but also with their dependability and their ability to adhere to a tight production schedule."

About Arrhythmia Research Technology, Inc.

The Company through its wholly owned subsidiary Micron Products, Inc. manufactures silver plated and non-silver plated conductive resin sensors and distributes metal snaps used in the manufacture of disposable ECG, EEG, EMS and TENS electrodes. Micron's NEM division manufactures custom injection molded products for medical, electronic, industrial and consumer applications. Micron's MIT division provides end-to-end product life cycle management through a comprehensive portfolio of value-added services such as design, engineering, prototyping, manufacturing, machining, assembly and packaging. Micron's Leominster Tool division provides high end mold design, manufacturing and precision machining for various industries. The Company's products also include proprietary signal-averaging electrocardiography (SAECG) software used in the detection of potentially lethal heart arrhythmias.

For more information please visit our websites:

http://www.arthrt.com
http://www.newenglandmolders.com
http://www.leominstertool.com
http://www.micronproducts.com
http://www.micronintegrated.com

About KaZaK Composites

Headquartered in Woburn, MA, KaZaK Composites, Inc. integrates engineering design and low-cost manufacturing to produce high performance composites for the aerospace, military and commercial markets. With specialization in large and unusual pultrusion processing, KaZaK Composites, Inc. provides product value in the area of material sciences that has enabled engineers to develop new and creative ways to build structures. KaZaK Composites, Inc. also has a facility in Hudson, NH. For more information, please visit www.kazakcomposites.com.

Note Regarding Forward-Looking Statements

Forward-looking statements made herein are based on current expectations of the Company that involve a number of risks and uncertainties and should not be considered as guarantees of future performance. The factors that could cause actual results to differ materially include: interruptions or cancellation of existing contracts, impact of competitive products and pricing, product demand and market acceptance, risks, the presence of competitors with greater financial resources than the Company, product development and commercialization risks, and changing economic conditions in developing countries. More information about factors that potentially could affect the Company's financial results is included in the Company's filings with the Securities and Exchange Commission, including its Annual Report on Form 10-KSB for the year ended December 31, 2006 available on the Company's website or at www.sec.gov.

Contact Information: Contact: David A. Garrison (978) 345-5000 Website: http://www.arthrt.com http://www.micronproducts.com