Roland CUBE-10GX 10W 1x8 Guitar Combo Amp Compact 10-watt guitar amp with custom-designed 8" speakerThree preset COSM amp types: Clean, Crunch, and LeadReplace preset amps with custom COSM amps via the free CUBE KIT app for iOS and Android devicesThree onboard effects: chorus, delay, and reverb (including plate and spring reverb types)Bass, Middle, and Treble tone controlsRec Out/Phones jack provides high-quality direct tones for quiet practice and recordingAux In jack for jamming with an external music player