Digitech Supernatural Ambient Stereo Reverb Tails On/Off Switch - When on, reverb tails are not cut off in bypassTrue Stereo I/OTrue Bypass circuitry preserves your tone in bypass Constant High-Voltage operation for uncompromised signal qualityStomplock knob guard locks your tone in place and prevent tampering or accidental knob adjustments onstage Pedal Switch Glow Sticker helps you locate the pedal in adverse stage lightingCustom-cut Hook and Loop Pedalboard Pad to attach and lock your pedals to your pedalboard