GEM-BOX Electric Guitar Effects Adjustable Multi-Effects Device(Black)

1. Satisfy you to play a variety of styles, pop band / punk metal / torrent metal / British rock / country folk 2. 60 kinds of effects are optional, 8 effect simulation blocks 3. 25 kinds of distortion effects, 15 kinds of classic monoblock effects simulation 4. 40 drum machine rhythms (multi-style rhythm practice) 5. Guitar tuning (tuning 0 interference, suitable for stage noise environment tuning) 6. Expression pedal (necessary for guitarist volume control, easy to control the stage) 7. Interface: musical instrument input interface/headphone output interface 8. 9V power supply or 4 x AA batteries (not included)