New Remote Control XRS321 for Vizio Sound Bar S2120W-E0 S2120W-E0D S4220WE4
Vizio Sound Bar model S2120W-E0 S2120W-E0D S2121w-D0 S2920w-C0R S3820W-C0 S2920W-C0 S3821W-C0 S4220W-E4 S2120WE0 S2120WE0D S2121wD0 S2920wC0R S3820WC0 S2920WC0 S3821WC0 S4220WE4. No programs need, put new batteries can work well.