Pa systems, Public schools amplify teachers in the classroom, Infrared classroom audio system – Califone PA616 User Manual

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Pa systems, Public schools amplify teachers in the classroom, Infrared classroom audio system | Califone PA616 User Manual | Page 5 / 46 Pa systems, Public schools amplify teachers in the classroom, Infrared classroom audio system | Califone PA616 User Manual | Page 5 / 46
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