Videx ,Video Intercom System, 2 Apartment - VK8K-2/6256

Description :

• Model : VK8K-2/6256
• 2 button color video kits. . Door panels have adjustable reassurance
  tone and call progress led’s for calling, speak, door open and system
  busy. 6 WIRE BUS. The system does not require coaxial cable.