ARRHYTHMIA RESEARCH TECHNOLOGY, INC. and AMBU A/S Announce Exclusive Multi-Year Supply Agreement.

FITCHBURG, Mass. -- Arrhythmia Research Technology, Inc. (AMEX: HRT) announced that its wholly owned subsidiary Micron Products Inc. ("Micron"), has entered into an exclusive three-year supply agreement with Ambu A/S (Copenhagen: AMBU) to produce silver/silver chloride and non-silver plated conductive resin medical electrophysiolgical sensors for use in Ambu's disposable monitoring and diagnostic electrode products including the Ambu[R] Blue Sensor line of cardiac monitoring electrodes and the Ambu[R] Neuroline Cup diagnostic electroencephalographic electrodes.

James E. Rouse, President and CEO of Arrhythmia Research Technology, Inc., commented, "We are very pleased to have been chosen by Ambu as the manufacturer of these critical components for Ambu's monitoring and diagnostic electrodes, especially the highly regarded Blue Sensor and Neuroline Cup product lines. Micron and Ambu have had a long and mutually beneficial relationship and this exclusive agreement provides stability for both companies. The joint efforts in product development and product improvement will continue to benefit both Micron and Ambu. The three-year agreement includes all current products being produced or under development."

About Arrhythmia Research Technology, Inc.

ART, through Micron, 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 and manufacturing for the injection molding industry. The Company's products also include proprietary signal-averaging electrocardiography (SAECG) software used in the detection of potentially lethal hearth arrhythmias.

For more information please check our websites:

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

About Ambu A/S

Ambu develops, produces and markets diagnostic and life-supporting devices to hospitals and rescue services. Ambu has five business areas: Respiratory Care, Cardiology, Neurology, Training and Immobilization. The most important business areas are Respiratory Care, Cardiology and Neurology, and the most important products in these areas are ventilation products for artificial respiration and single-use electrodes for ECG recordings and neurophysiological examinations. Ambu's products are sold worldwide. Exports account for 98% of sales, and sales are handled via Ambu's foreign subsidiaries or via distributors. Ambu has approx. 1,210 employees, of whom approx. 310 work in Denmark and 900 abroad.

For more information please check our website: http://www.ambu.com

Examples of the Products

The Ambu Neuroline Cup electrode is specially designed for clinical EEG, EP and PSG examinations. The Ambu Neuroline Single Patient Cup electrode provides consistent and superior signal quality as well as greater convenience. The use of a high quality single patient silver/silver chloride electrode ensures a high and consistent signal quality.

Unique features/benefits:

* Advanced silver/silver chloride sensor ensures uniform high signal quality

* Pre-attached tangle-free lead wires

* Colour coded lead wires for easy handling

* No risk of cross-contamination

The small Ambu Blue Sensor P features highly conductive wet gel and superior adhesion to ensure optimal signal quality during short- to medium-term applications. Thanks to the comfortable foam backing material, the electrode is gentle to the skin.

Features:

* Highly conductive wet gel

* Superior adhesion

* Comfortable foam backing

* Unique offset concept

* High-quality Ag/AgCl sensor

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, changing economic conditions in developing countries, and an inability to arrange additional debt or equity financing. 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, 2005.