Building portable sound system for small meetings and special events. Have Toa Amp Model A-903A with ports for 6 input modules (Would like to know which to get to support AV, vioce and music). Also have two Acoustic Research (AR) Powered Partner 570

speakers to use with system. What do I need to buy to complete portable sound system package for small meetings and special events? Have Toa Amp Model A-903A with ports for 6 input modules (Would like to know which modules to get to support AV, vioce and music). Also have two Acoustic Research (AR) Powered Partner 570 speakers to use with system.

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