Dell Soundbar USB Slim SB521A for P3221D, P2721Q, U2421E Displays

P-Series Monitors:

• P2222H, P2223HC, P2225H, P2422H, P2422HA, P2422HE, P2423, P2423D, P2423DE, P2425H, P2425HE, P2425, P2425E, P2425D, P2425DE, P2721Q, P2722H, P2722HE, P2723D, P2723DE, P2723QE, P2725H, P2725HE, P2725D, P2725DE, P2725QE, P3221D, P3222QE, P3223DE, P3223QE, P3225QE, P3225DE, P3421W, P3421WM, P3424WE, P3425WE

U-Series Monitors:

• U2421E, U2422H, U2422HE, U2422HX, U2424H, U2424HE, U2722D, U2722DE, U2722DX, U2723QE, U2723QX, U2724D, U2724DE, U2725QE, U3023E, U3223QE, U3225QE

Note : Ensure that the USB upstream cable is connected from your computer to the Dell monitor to enable USB pass-through. This additional USB upstream cable connection is required if your computer is using an HDMI or DisplayPort cable.