BUGERA 333 INFINIUM Hand-built and hand-wired 120-Watt Class A/B amplifier driven by 4 x 6L6 tubes (now fully compatible with EL34 and 5881, etc.) Modern 3-channel preamp design (Clean, Crunch, Lead) featuring 4 x 12AX7 tubes for boutique clean and face-melting hi-gain tone Integrated high-class reverb is assignable per channel and has a dedicated Reverb control Revolutionary INFINIUM Tube Life Multiplier technology: Extends the life of your amplifiers expensive power tubes up to 20 times. Provides incredible reliability and consistent tone over the complete lifespan of your tubes  No need for expensive matched tube sets Allows you to mix and match any combination of compatible tube types and brands  Monitors performance of each power tube continuously and displays defective tubes to allow for easy and individual replacement Fully independent Equalizer sections for each channel with dedicated Bass, Mid and Treble control