Features: 40 drum patterns and 10 metronomes; tap tempo function for use with the drum machine, metronome and delay effects; built-in tuner(435Hz-445Hz tuning range). 99 factory presets and 99 user presets, and 4 quick recall buttons(A, B, C, D) provide an easy way to instantly store and recall 4 of your favorite presets. Specifications: Model: PE100 Modules: 6 Effect Types: 39 Preset Patch Memory: 99 User's Preset Patch Memory: 99 Input: 1/4" mono audio jack Output: 1/4" mono audio jack Headphone Out: 1/8" stereo audio jack AUX IN: 1/8" stereo jack Power Supply: AC adapter 9V DC 300mA (Included) or 2 * AAA Batteries (not included) Power Adapter: 100-240V US/EU/UK/AU plug(optional) Item Size: 13.7 * 8 * 2.5cm / 5.4 * 3.1 * 1in Item Weight: 240g / 8.5oz Package Size: 15 * 8.5 * 8.5cm / 5.9 * 3.3 * 3.3in Package Weight: 385g / 13.6oz Note: Batteries are not included Package List: 1 * Effect Pedal 1 * User Manual(English) 1 * Power Adapter MOOER PE100, portable multi-effects processor, guitar effect pedal, 39 effects, 40 drum patterns, 10 metronomes, tap tempo Description: The MOOER PE100 is a portable multi-effects processor guitar effect pedal. It features 39 effects, 40 drum patterns, 10 metronomes, and tap tempo functionality.