Fender Mustang V Electric Guitar Amplifier Head 150 watts (2 x 75 stereo) One Channel with 100 Presets Controls: Gain, Volume, Treble, Middle, Bass, Reverb, Master; Data Wheel; soft keys for Amp Select, Stomp Edit, Modulation Edit, Delay Edit, Reverb Edit, Utility, Save, Exit, and Tap/Tuner 150 watts (2 x 75 stereo) One Channel with 100 Presets Controls: Gain, Volume, Treble, Middle, Bass, Reverb, Master; Data Wheel; soft keys for Amp Select, Stomp Edit, Controls: Gain, Volume, Treble, Middle, Bass, Reverb, Master Data Wheel; soft keys for Amp Select, Stomp Edit, Modulation Edit, Delay Edit, Reverb Edit, Utility, Save, Exit, and Tap/Tuner It controls Gain, Volume, Treble, Middle, Bass, Reverb, Master. Modulation Edit, Delay Edit, Reverb Edit, Utility, Save, Exit, and Tap/Tuner