Back ViewSide ViewBottom ViewLabel Description Use1 Barcode serial number label Refer to this label if you need to contact Dell for technical support.2 Regulatory rating label Lists the regulatory approvals.3 VESA mounting holes (100 mm) To mount the monitor.4 Security lock slot Use a security lock with the slot to help secure your monitor.5 Dell soundbar mounting brackets To attach the optional Dell Soundbar.Right SideLabel Description Use