Description 6 zone amp with 1 high power - great for kitchens or patio speakers! Features new ZoneMaster® models are very similar in their feature sets, differing mainly in size and number of channels. Looking for fewer channels? Try ZoneMaster® ZM2 or ZM4. Universal amplifier for applications from 60 to 150 watts Zone 1 (channel 1&2) are higher power for more demanding applications 24 speaker connections (A and B outputs for all 12 channels) High current for stable operation at 2 Ohms Class AB input stage plus premium Class D power stage Independent audio sensing triggers, one for each zone 6 Independent 12 volt trigger inputs, one for each zone Looping 12 volt trigger outputs for each zone Master 12 volt trigger input to turn all zones on-off Speaker level input for expanding systems w/out pre out jacks Two bus inputs can be routed to any zone Bus loop output jacks for passing audio to another amp Summed Mono mode combines L and R for single speaker applications Separate level controls for all twelve channels Detachable speaker connectors accept up to 12 gauge wire Short circuit and overheat protection with front panel indicators 0.5 watt standby power consumption meets Energy Star & EU specs Compact 2U chassis 2U rack mounting hardware is included in box