WIREMOLD / PERIMETER SYSTEMS EVOLUTION™ SERIES HINGED WALL BOXES Evolution Series Hinged Wall Box Covers Ordering Information (continued) Holds two (2) Extron® EFB-AAP Device Plate 2 3/4 " (69mm) EFB810-3/4-1 1/4 Knockout Plate Electronics AAP devices. Standard size wall plate: 2 3/4 " x 4 1/2 " [69mm x 114mm]. Color: White 4 1/2 " (114mm) Has one (1) 3/4 " and one (1) 3/4 " /1 1/4 " concentric trade size knockout. EFB-AAP Device Plate 2 3/4 " (69mm) EFB810-2 Knockout Plate Holds four (4) Legrand AVIP devices or Extron® Has one (1) 2 " trade size knockout. Electronics MAAP devices. Standard size wall plate: 2 3/4 " x 4 1/2 " [69mm x 114mm]. Color: White 4 1/2 " (114mm) EFB-MOS Device Plate 2 3/4 " (69mm) European device plate accepts up to [45mm x 67.5mm] Arteor device. Standard size wall plate: 2 3/4 " x 4 1/2 " [69mm x 114mm]. Color: White 4 1/2 " (114mm) NOTE: Not designed to accept the adorne® style devices 652 WWW.LEGRAND.US/WIREMOLD WALL BOXEShttp://WWW.LEGRAND.US/WIREMOLD