WISA - Summit Wireless Technologies Inc. 2021 Q4 - Results - Earnings Call Presentation March, 11 2022 10:59 AM Summit Wireless Technologies Inc. The following slide deck was published by Summit Wireless Technologies, Inc. in conjunction with their 2021 Q4 earnings call. For further details see: Summit Wireless Technologies, Inc. 2021 Q4 - Results - Earnings Call Presentation