Remote control with Display screen for VIZIO Home Theater Sound Bar S4221W-C4 S4251W-B4 and more No Setup needed. Just install new batteries and it is ready to use. Compatible with Vizio sound bar model as below: (1). VIZIO 42” 5.1 Home Theater Sound Bar S4251W-B4 S5430W-C2 Soundbar Remote Control 90.76G11.003 (XRS530) S4221W-C4 S4251w-B4 S4251W S3851W-C0 S4251W-C0 VIZIO 5.1 2.1 Sound Bar Vizio S5451w-C2 S5430W-C2B S5451WC2 S5451W-C2 S5451WC2NA S5451W-C2NA Soundbar Remote Control 90.76G11.003-R (XRS530) (2).54” 3.0 Home Theater Sound Bar S5430W-C2 (3). 42” 2.1 Home Theater Sound Bar S4221W-C4 Power Supply: 2 x 1.5V AAA Batteries(Not Included)