Peavey Express 112 is an electric guitar amplifier with many features and capabilities. It has two input channels, a normal channel and a lead channel, each with its own set of controls including gain, volume, and equalization. Each channel also has a separate effects loop, allowing you to connect external effects pedals or other signal processors. The amplifier also has a built-in reverb effect, and a headphone output for silent practice. The Peavey Express 112 is a versatile amplifier that can be used for a variety of genres of music, from clean jazz to heavy metal.