Why do I need a Wi-Fi router in this system - I don’t know, I still can’t find the time and / or desire to look. I have an optical cable from the TV to the soundbar. Sometimes I send a bluetooth signal from my phone or laptop to the soundbar. There were no problems with these interfaces, I did not use other interfaces. Pros below: Great sound! Nice design, good workmanship. Switchable speakers really have a sense of presence when they are on the sides. We don’t always use it, rather according…