XD233 XD233 is a tv manufactured by BrightSign, LLC. Latest user agents:BrightSign/R3E6DP000834/6.2.94 (XD233) Mozilla/5.0 (Unknown; Linux arm) AppleWebKit/537.36 (KHTML, like Gecko) QtWebEngine/5.6.0 Chrome/45.0.2454.101 Safari/537.36