sound bars for tv, saiyin wired and wireless bluetooth 5.0 tv stereo speakers soundbar 32’’ home theater surround sound system optical/coaxial/rca connection, wall mountable saiyin for optical connections, please change your tv audio output to pcm,(pcm is a form of digital signal that is used to represent analogue data, and is an optional audio format on many televisions). optical and coxial support 92khz 24bit.