Gvirtue Universal Sound Bar Remote Control Compatible Replacement for Vizio Sound Bar/ Home Theater Sound Bar Remote, Applicable S3820W-C0 S2920W-C0 S3821W-C0 SB3830-C6M SB3831-C6M Gvirtue Universal Sound Bar Remote Control Compatible Replacement for Vizio Sound Bar/ Home Theater Sound Bar Remote. Work right out box without any programming for 99% Vizio Sound Bar. For another 1% Vizio Sound Bar, the remote can be setup simply and easily with instruction. This item is selling without batteries, customers need to buy 2 AA batteries in local store by themselves and put the batteries in then it works. Compatible Sound Bar Remote Model: S2920W-C0, S2920W-C0R, S3820W-C0, S3821W-C0, S3821W-C0R, SB3830-C6M, SB3831-C6M, S2920W-C0 and more. Applicable various Vizio Sound Bar models: VSB200, VSB210, VSB21 and More!