The QUICKTRACK audio products from Protech Audio are designed to provide professional audio performance in a cost-effective utility package. Each of the new products is designed with features required in most audio applications. The Model MX410 has 4 unbalanced line inputs, for CD and tape players, and 1 balanced input for paging. The balanced input and power amplifier output have adjustable gain. The unit is designed for low wattage (7 watts) listening systems. The output may be used to drive 4 to 8 ohm loads. Requires low voltage AC power. 4.5" mounting extrusion supplied.