As filed with the U.S. Securities and Exchange Commission on February 13, 2024 Registration No. 333-276631 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST-EFFECTIVE AMENDMENT NO. 1 to FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 WiSA Technologies, Inc. (Exact name of registrant as specified in its charter) Copies to: David E. Danovitch, Esq. Aaron M. Schleicher, Esq. Sullivan & Worcester LLP 1633 Broadway New York, NY 10019 (212) 660-3060 (State or other juri ...