On February 23, 2018, George Patterson resigned from the Board of Directors (the “Board”) of the Zoom Telephonics, Inc. (the “Company”) and from the Audit Committee of the Board, in order to comply with the policies of Mr. Patterson’s new employer. Mr. Patterson’s resignation was not the result of any disagreements with the Company on any matter relating to the Company’s operations, policies or practices.

About ZOOM TELEPHONICS, INC. (OTCMKTS:ZMTP)

Zoom Telephonics, Inc. designs, produces, markets, sells, and supports Internet access and other communications-related products, including cable modems, cable modem/routers, mobile broadband modems, asymmetrical digital subscriber line (ADSL or commonly DSL) modems, and dial-up modems. The Company’s products facilitate communication of data through the Internet. Its cable modems use the cable-Television cable and its DSL modems use the local telephone line to provide a link to the Internet. Its mobile broadband modems and its mobile broadband routers and sensors connect to the Internet through a mobile service provider’s mobile broadband network. Its dial-up modems link computers, point-of-purchase terminals, or other devices connect to each other or the Internet through the traditional telephone network. Its router products may communicate with a broadband modem for access to the Internet, and they may be used for local area network communications.