BUGERA G5 5-Watt Class Amplifier Head with Infinium Tube Life Multiplier Morph Eq Reverb Black, (G5INFINIUM) Hand-built 5-Watt Class-A amplifier driven by ECC83 and 12BH7 tubes Revolutionary INFINIUM Tube Life Multiplier technology: Revolutionary MORPH EQ to seamlessly sweep between USA and British EQ-style tone Amazing classic push-pull power amp design for vintage tonal character High-definition reverb with dedicated Reverb control