D-Line Cable Raceway – decorative cord cover to hide wires on walls.
Amazon.com: TV Cord Cover Concealer, 62.8 inch Long Cable Raceway Channel, Paintable TV Wire Hider for Wall Mounted TV - 4 X L 15.7 in X W1.38 in X H0.78in : Electronics
New Cord Hider 142in Mini Wire Cable Cover PVC Cable Concealer Channel Paintable Cord Cover to Hide Speaker Wire Ethernet Cable 9X L157in W05in H035in CC05 White - Newegg.com
Amazon.com: One Cord Cover Wall - 153in Mini Wire Hider, Wire Cover for Hiding Speaker Wire, Baby Monitor Cord - Paintable Wire Channel for Cable Concealer, 9X L17in W0.5in H0.35in, CMR05 White :