 MINNETONKA, Minn.--BUSINESS WIRE--Communications Systems, Inc. NASDAQ: JCS CSI or the Company, an IoT intelligent edge products and services company, today announced financial results for the fourth quarter and full year FY ended December 31, 2020. Q4 2020 Financial Highlights vs Q4 2019 Q4 2020 consolidated sales from continuing operations decreased by 24 to 11.7 million compared to 15.4 million in Q4 2019, due to lower sales from the Electronics Software segment compare 