MISCO has introduced the GPA-221 amplifier, extending the company’s new line of cost-efficient amps for a wide variety of custom audio applications. The GPA-221, MISCO’s first stand-alone amplifier, is a 200-watt Class D amplifier designed for traditional and digital signage, kiosks, commercial equipment, classrooms and anywhere an efficient, compact, audio amp is needed. It features a 1/8-inch audio input...