Executone IDS 42 Key Service Unit (Refurbished)

The Integrated Digital System (IDS) is a fully featured digital telephone system with a capacity of up to 648 ports. The IDS platform can be registered as a key system, Hybrid or PBX. The IDS platform is a single solution available in six different size configurations: 42 ports, 84 ports, 108 ports, 228 ports, 432 ports and 648 ports. Migration through the different port sizes is achieved by changing some of the common equipment. All IDS telephones can be used with every configuration size.