Intelix AMIX-8 8x1 RM VCA Automated Mixer. Three automatic modes. Front panel accessible dip switches allow users to select among "Standard," "Last Mic On," and "First Come, First Serve" modes of automatic operation. Linkable. Up to 6 AMIX mixers can be linked for 48 channels of automatic mixing; the external AMIX-LINK module offers easy audio and data passive linking. 4 or 8-channel automatic mixing. Automixing provides maximum gain before feedback by attenuating output level by -3dB every time the number of active channels doubles. Filibuster override. Using an external switch, remotely mute all channels except the priority mic to return order to important meetings.