Model: MU100Input Jack: 1/4 inch mono audio jackOutput Jack: 1/4 inch stereo audio jackPower Supper: DC 9V adapter(included) or 4 * AA batteries (not included)Size: 23 * 14 * 4.5cm / 9.1 * 5.5 * 1.8inFeatures:Guitar multi-effects pedal with large high brightness LCD display, is designed for professional electric guitar player who wants to get unique music sound.8 effect modules including 66 effect types, providing you with a sound library; and 80 preset patches and 80 user patches for you to creating your own sound library.Supports 180s loop recording, 40 drum & 10 metronome rhythms, which enables you to create your own music without computer.23 drive sounds with 7 legendary amp simulators; 6 assignable expression pedal parameters improve the convenience and diversity of controlling the tone.Supports tap tempo, tuner, and scale & chord lesson functions.Considerate dual power supply design: DC 9 volt adapter(included) or 4 * AA batteries (not included).Package List:1 * Effect Pedal1 * Power Adapter1 * User ManuaPlease Note: 1.Due to the difference between different monitors,the picture may not reflect the actual color of the item. Please refer to the actual product received.2.Due to the manual measurement and different measurement methods, please allow 1-3cm deviation. Thanks!