Professional Extron ASA 304 Quad Active Audio Summing Amplifier. This unit is used in commercial audio/video installations to combine multiple stereo audio inputs into balanced or unbalanced outputs. Ideal for PA systems, mixers, installed AV racks, churches, auditoriums, classrooms, studios, and other environments needing professional audio summing. Condition: New open box Includes: Main unit, manuals, accessories, power supply Brand: Extron Model: ASA 304 MPN: 60-552-20 Type: Audio Summing Amplifier / AV Signal Processor
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