Beyution NEW Replaced Sound Bar Remote Control Fit for More Vizio Brand Sound Bar SB4021E-B0 This is New Generic Universal VIZIO sound bar remote control, can work for almost all VIZIO brand SOUND BAR System . Also for 99% VIZIO brand Sound bar, do not need any setting, only put into battery, then can work. We US seller, Fast shipping, and good service. 30 days warranty!