I too am having this exact issue with Bose Soundbar 700. Setup: Connected via WiFi. Router only a couple meters away from soundbar Issue: After resetting the power, Alexa works as it should for < a couple hours. When > a couple hours from resetting, Alexa responds with a red LED flash x 4 Current status: I gave up resetting the power on the device and are under the assumption Bose has bitten off more they can chew with voice assistant interactivity. It’s disappointing, not to mention embarrassing, from a quality perspective, that Bose would release an underdeveloped buggy system to consumers with essentially no idea how to fix, no estimated fix date and no useful work around. Come on Bose, you are better than this.
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