Vinabty New XRS321 Remote Control fit for VIZIO 2.1 5.1 Home Theater Sound Bar Soundbar #XRS321 and S3821w-C0 S3820W-C0 S2920W-C0 S3820w-C0NA new XRS321 remote. No need to set up. just need put new battery to use. New REMOTE CONTROL fit for VIZIO 2.1 5.1 Home Theater Sound Bar Soundbar #XRS321 and S3821w-C0 S3820W-C0 S2920W-C0 S3820w-C0NA Quick shipping! 60 warranty days.