• OPT Series commercial........Constant voltage central volume control
• 4RM-AMP.............................Background music integrated amplifier
• AT-6P.....................................Two amplifier speaker selector
• PPS-4......................................Two amplifier speaker selector
• INW-NP Series......................In-wall switchers with no protection
• IWC-100.................................Flush mount speaker selector with impedance protection
• SWM Series..........................Push button in-wall switchers

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