• Each MIB-20 Expansion kit can add up to a maximum of extra 20 Chairman/Delegate conference microphones.
• Equipped with an AC overload protector.
• RJ 45 input connects to RJ 45 Link 1 or Link 2 on the rear panel of MIB Central Control Unit.
• RJ 45 output Link 1 and Link 2 can separately connect to 10 units of Chairman/Delegate conference microphones.