GlobeNewswire Inc | Jul 19, 2021 08:00AM EDT

July 19, 2021

PLANO, Texas, July 19, 2021 (GLOBE NEWSWIRE) -- DZS Inc. (NASDAQ: DZSI), a global leader in optical and packet-based mobile transport, broadband connectivity, and software defined networking solutions, will release financial results for the second quarter of 2021 after the market closes on Monday, August 2, 2021 via a news release and stockholder report posted on the DZS Investor Relations websiteat https://investor.dzsi.com/.

DZS will host a conference call to discuss second quarter results on Tuesday, August 3rd at 10:00 a.m. Eastern Time (9:00 a.m. Central Time).

Conference Call Details:Date: Tuesday, August 3, 2021 Time: 10:00 a.m. Eastern time (9:00 a.m. Central time) U.S. dial-in number: 877-742-9182International number: 602-563-8857Conference ID: 7377148 Webcast link: https://edge.media-server.com/mmc/p/zeibyqp3Please join the conference 5-10 minutes prior to the start time to avoid delays as an operator will register your name and organization.

For those planning to monitor the conference call, the live broadcast and replay will be available at https://investor.dzsi.com/.

Toll-free replay number: 855-859-2056International replay number: 404-537-3406Replay ID: 7377148

About DZS

DZS Inc. (NASDAQ: DZSI) is a global leader in optical and packet-based mobile transport, broadband access, and software defined networking solutions. With more than 20 million products in-service and customers and alliance partners spanning more than 100 countries, DZS is helping many of the worlds most advanced and innovative service providers and enterprises leverage the power of 5G, 10 Gig fixed broadband, and software defined networks to deliver cutting-edge services and lead in their markets.

DZS, the DZS logo, and all DZS product names are trademarks of DZS Inc. Other brand and product names are trademarks of their respective holders. Specifications, products, and/or product names are all subject to change.

For further information see:www.DZSI.com.DZS on Twitter: https://twitter.com/dzs_innovationDZS on LinkedIn: https://www.linkedin.com/company/DZSi/

Contacts

DZSTed MoreauVice President of Investor RelationsE: ir@dzsi.com