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IST 4-Zone Expansion Amplifier


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WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov


Drives Eight Additional Speakers For The I600 System

Connect up to eight more 8-ohm speakers to your IST I600 In-Wall Digital Stereo Music System by adding the IST 4-Zone Expansion Amplifier. Like the main system unit, the Expansion Amplifier provides 80 Watts of power with no maximum number of amps. It connects to the main unit with RCA connectors and installs up to 150 feet away where convenient.

Note: Requires the IST I600 In-Wall Digital Stereo Music System, sold separately.

IST Takes You Inside Your Sound

Since 2005, IntraSonic Technology (IST) has been enriching the residential audio experience by manufacturing robust yet easy-to-use home audio systems. The IST product line offers a premium home audio selection, including music distribution systems, video door intercom systems, and associated accessories. Envelop yourself "inside your sound" with IntraSonic Technology.


  • Output Power: 8x10W at 8 ohm max.
  • Warranty: 2 Years