WTT Wireless Telecom

Wireless Telecom Group (NYSE American: WTT) announced that the 5G protocol stack (SmallCellSTACK-5G) software from its CommAgility brand, selected during the quarter ending December 31, 2020, by a large US-based university research center, is being used to successfully accelerate development of technology related to 5G small cells. The 5G protocol stack provides the performance, flexibility, and reliability required for research and testing of the latest 5G technology and system capabilities. The SmallCellSTACK-5G provided by CommAgility simplifies development and delivers a tested platform for researchers to build upon.

“CommAgility was selected for its ability to provide a complete and tested 5G protocol stack for the research and development of next-generation wireless systems. Selecting a complete protocol stack like the SmallCellSTACK-5G software enables researchers to develop systems without worrying about interoperability limitations while providing portability of their designs,” stated Edward Young, Senior Vice President and Managing Director at CommAgility.

The CommAgility portfolio for 5G New Radio (NR) development includes pre-ported and validated PHY and Stack software, a 5G core, and a reference chain. This comprehensive portfolio of 5G NR software simplifies the development of 5G small cells and private networks. Integration with available hardware accelerators and libraries is made easier by the software’s flexible architecture, and versions are available for both 5G gNodeB and UE product developers. CommAgility also offers the 5G Reference gNodeB, a pre-integrated system, including both hardware and software, which is based on the NXP Layerscape® Access® 5G integrated SoC chipset.

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About Wireless Telecom Group

Wireless Telecom Group, Inc., comprised of Boonton, CommAgility, Holzworth, Microlab, and Noisecom, is a global designer and manufacturer of advanced RF and microwave components, modules, systems, and instruments. Serving the wireless, telecommunication, satellite, military, aerospace, semiconductor, and medical industries, Wireless Telecom Group products enable innovation across existing and emerging wireless technologies. With a product portfolio including peak power meters, signal generators, phase noise analyzers, signal processing modules, LTE PHY/stack software, power splitters and combiners, GPS repeaters, public safety components, noise sources, and programmable noise generators, Wireless Telecom Group supports the development, testing, and deployment of wireless technologies around the globe. Wireless Telecom Group, Inc.’s website address is wirelesstelecomgroup.com. Except for historical information, the matters discussed in this news release may be considered "forward-looking" statements within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. Such statements include declarations regarding the intent, belief, or current expectations of the Company and its management. Prospective investors are cautioned that any such forward-looking statements are not guarantees of future performance and involve a number of risks and uncertainties that could materially affect actual results. Such risks and uncertainties are identified in the Company's reports and registration statements filed with the Securities and Exchange Commission, including its Annual Report on Form 10-K for the year ended December 31, 2019.

Investor ContactAndrew M. BergerManaging DirectorSM Berger & Company(216) 464-6400andrew@smberger.com Marketing ContactNick Dainesnick@lumenpr.com Tel: +44 (0) 115 8412109Mobile: +44 (0) 7958 534731

Wireless Telecom Group Inc.25 Eastmans RoadParsippany, NJ 07054Tel: (973) 386-9696Fax: (973) 386-9191www.wtcom.com