Etouch A Replacement Remote XRS321 for VIZIO Sound Bar System a replacement remote control Suitable for VIZIO Sound Bar System models: s2920w, S3820wC0, S2121wD0, S2121wDo, S3821wC0, XRS321, B3820C6, SB2920C6, SB3821C6, SS2520C6, SS2521C6 model:XRS321 No Instructions Manual ,No Battery Shipping:E-Pakect( Usually 7-15 days get to US)