Looking for classic tube tone with modern versatility This used PRS Sonzera 20 Combo Amp is in great condition and ready to deliver rich, dynamic sound. Featuring 20 watts of all-tube power, two channels (clean and gain), and a 12" speaker, the Sonzera 20 offers sparkling cleans and thick overdriven tones ideal for blues, rock, or jazz. With a built-in reverb, effects loop, and independent channel tone controls, it's perfect for stage, studio, or home use. Ruggedly built and responsive, this amp gives you premium tube performance at a fraction of new price.