Digital loudspeaker processor with USB A and B ports for memory storage and computer interface (PC and Mac). LCD display gives graphical representation of unit configuration and parameter settings. Layout of screen and information displayed will depend on function being monitored or set. LEDs indicate active or muted channel conditions. Mute switches are provided to manually mute inputs or outputs. Signal LEDs are green for normal signal level, yellow at 18dBu output and Red at +20dBu, just before onset of clipping. It is fully programmable 32-bit audio processing and loudspeaker management control system. Considerably more powerful than similarly priced units, VSX 26 provides aversatile and economical alternative for system designers.