True Bypass, export wav lossless audio Zinc Alloy shell and compact size, durable and portable 2 Control Knobs: Level, control the loop playback volume, and Tuner, for switching . With 9 Loop effect, 1.wav (loop1) ~ 9. wav (loop9), the single track is 10 minutes, and the total time is 40 minutes. Fit for Windows System, OS computer import, Export Colorful LED display, show the recording or playback progress bar, loop number, and tuning status. With Footswitch, control looper functions, like record, playback, overdub, undo, redo, stop, and delete. Colour:black Material:Metal Package Contents: 1 x Guitar Effect Pedal Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.