公共处理了4频道"

Public Address 4-Channel Power AmplifierT-4S120Features: 4 separate amplifier in one chassisIdeal for multi speaker background music system applications4 balanced line inputs by phoenix connectorsSeparate channel volume controlEach channel has its own input: COM, 4-16ohms, 70V and 100VPerfect for small 4 zone in different background music output and pagingPower indicator and 4 individual channel protection, signal and peak indicatorProtection: Current limiter, thermal protection, short circuit, clip and AC fuse AC 120V or 230V and DC 24V operation