Features:Super mini guitar loop pedal, full metal shell, portable and durable.Max.10 minutes recording time, comes with a 8GB memory card for convenient recording.Supports recording, playing, overdub, undo/redo, delete functions.3 working modes: 1/2 SPEED(1/2 speed playback recording), NORMAL(forward play), REVERSE(reverse play).With LEVEL knob for adjusting the play output volume. Specifications:Brand: RowinInput: 1/4 inch mono jackOutput: 1/4 inch mono jackPower Requirement: DC 9V (center negative)Working Current: 96mAItem Size: 7.5 * 3.6 * 2.6cm/ 3 * 1.4 * 1inItem Weight: 142g/ 5ozPackage Size: 10.5 * 6.5 * 5cm/ 4.1 * 2.6 * 2inPackage Weight: 195g/ 6.9ozNote:Power adapter is not included.Please use the power adapter whose polarity is positive pole outside and negative pole inside. Otherwise, the product may not work properly.Recording function is disable in REVERSE mode.Package List:1 * Effect Pedal1 * Memory Card1 * Memory Card Adapter1 * Users' Manual(English)