Polycom SpectraLink 6100 MCU (Link 150)
The Polycom SpectraLink 6100 MCU (Master Control Unit) is conveniently sized to support 16 wireless telephone users and four base stations. Four SpectraLink 6100 MCUs can be connected together by an inter-Processor Communication (IPC) cable to support as many as 64 users and 16 Base Stations.