A:AnswerDon't use RCAs if you can help it...Going down the list of best to worst it's HDMI, then optical cable, then RCA at the bottom. I run them on optical to avoid the lag of pass-through on HDMI for gaming. At this quality level of speaker? You're not gonna tell a difference in quality between optical and HDMI.
A:AnswerYou should be able to use this wire if you use your standard speaker wire and create a RCA termination for connection to your satellite and subwoofer.
A:AnswerVizio makes a 2.1 version (SB3621) that only has sound bar and subwoofer, and is much less expensive. You lose some features such as HDMI ARC. it’s still highly rated by reviewers.
A:AnswerThis setup may work as long as the satellite speakers us an RCA termination however, we cannot guarantee this functionality when not using the provided satellite speakers.
A:AnswerThe satellite speakers connect to the subwoofer using the provided 8 m (about 26 foot) speaker cables. The subwoofer then connects to the sound bar wireless.
A:AnswerSome televisions will not allow audio output from multiple port when in use. I would advise contacting TCL USA to see if they have an internal setting that can be adjusted to allow audio output from multiple audio outputs.