Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We have issued our report dated March 11, 2021, with respect to the financial statements included in the Annual Report of Insignia Systems, Inc. on Form 10-K for the year ended December 31, 2020. We hereby consent to the incorporation by reference of said report in the following Registration Statements of Insignia Systems, Inc. on the Forms indicated:

Form S-8:

File No. 333-226670, effective August 8, 2018

File No. 333-205961, effective July 30, 2015

File No. 333-197933, effective August 7, 2014

File No. 333-188761, effective May 22, 2013

File No. 333-182981, effective August 1, 2012

/s/ Baker Tilly US, LLP

(formerly known as Baker Tilly Virchow Krause, LLP)

Minneapolis, Minnesota

March 11, 2021