Intelligent Network Interface Voice Gateway Transponder for Gamewell-FCI E3 Series fire alarm and emergency voice evacuation systems. Connects up to three main amplifiers plus one backup amplifier, controlling over 150 watts of audio per board.

Networked via single-mode fiber optics, multi-mode fiber optics, or twisted-pair wire. Resides on the E3 Series or S3 Series network as a fully independent node with digital audio processing.

Operates on 24VDC from PM-9 or PM-9G power supply with 0.150 amp operating current. Provides scalable distributed audio architecture for high-rise buildings, stadiums, and large commercial facilities.