Welcome to CM Tech Support

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CM Technical Support is the premiere customer service center that provides 40 years worth of customer support experience and RMA solutions for several consumer electronic companies. We are the exclusive support and parts distributor for all Dual A/V brand products. We are also the exclusive Distributor for Acoustic Research (AR) and Advent Loudspeakers replacement parts.

A full list of parts is available on our website. If you don’t find what you are looking for, please call our toll free number and we will do our best to help you find your part.

CM Tech also offers expert repair service on all AR/Advent loudspeakers and amplifiers. Please contact us for more information.

Please don’t hesitate to call or e-mail us with any questions you have.

CM Tech Support
Tel # 508-738-5249

Toll Free 1-800-225-9847