Yep. Bluetooth will pair with headphones (in my experience) but will not put out any audio. You’ll need a HDMI audio splitter like this one: https://www.amazon.com/Extractor-NerdEthos-Optical-Splitter-Converter/dp/B098XCX4VW/ref=dp_prsubs_1?pd_rd_i=B098XCX4VW&psc=1