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Buy an LG sound bar it comes with the cable you need. just plug one cable in and your done. same with plugging into an amp.
Sorry, there was a problem. Please try again later.HDMI IN 2 on the LG 50 inch Class 4K Smart UHD TV (49.5'' Diag), Model # 50UM6900PUA is an HDMI port that supports HDMI ARC functionality so if you have a Soundbar that has an HDMI port that also supports HDMI ARC functionality you can connect the ports with an HDMI cable. The TV also features an Optical Digital Audio Output that can be connected to an Optical Digital Audio Input on any Soundbar that has one...^IFV
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