This unit has been fully tested and functions as intended. FEATURES: - 12 configurable channels — 30 watts RMS per channel into 8 ohms with all channels driven (360 watts total) - Bridgeable configuration — combine adjacent channels for 80 watts per bridged pair (480 watts total) - Three turn-on modes: Music Sense, External Voltage Trigger, and Manual front-panel switch - Independent level control for each channel in stereo mode - BusMatrix selector for easy multi-zone routing; only the amp powering the active zone turns on, saving power and reducing noise - Status display for troubleshooting - Rack-mountable with removable rack ears - Designed for whole-house/multi-room audio installations CONDITION: Good used condition. Some light cosmetic wear consistent with age (see photos for exact condition). Fully tested — powers on, all channels verified working, no hum or distortion.