Clean, tested, ready to install. From a closed call center. Includes 3 high quality 12 lignes office phones signed NEC DT300 Series model DTL-12D-1. Multiple functions, collapsible LCD digital screens. All phones come with an adjustable base and a phone cord. No power supply, basic DC 24-30V required. Dimensions: 3 1/2 X 7 X 10 inches. See our other high quality equipment for stores and small businesses.