Check the listing for details. PRS Sonzera 20 20-watt 1 x 12-inch Combo Amplifier with Celestion Heritage. Condition: New. Listed at 1299.00 USD. The Return of the PRS Sonzera Boasting aesthetic improvements, cutting-edge circuit mods, and bolstered durability, the PRS Sonzera 20 is back and ready to rock with two channels of versatile, ear-grabbing tones. Bell-like chime? It's there. Thick crunch. No problem. Heavy saturation? You got it. Sculpt each channel with independent tone controls. A global Presence knob dials in the perfect level of intensity. Inject your lead tone with a distinctive high-end snap via the Bright switch. A lush reverb adds dimension to your playing, or you can use your own effects with the built-in effects loop. Finally, this amplifier boasts an upgraded Celestion Heritage G12-65 speaker, courtesy of the SWX Mod Shop, delivering high-impact British tones that are nothing short of legendary.