X mini MIDI keyboard is hot Plug supported. It is powered by USB and no external power supply is needed. Product specifications key: 25 force sensitive keys display: 3-digit LED display buttons: shift, octave/transpose, customizable playback buttons knobs: T1 to T4 customizable knobs jacks: USB, MIDI out, sustain pedal, dimensions: 409×137×51(mm) gift-box: 480×190×90(mm) weight: 1. Any product you return must be in the same condition you received it and in the original packaging. We usually respond within 24 hours on weekdays.Thank you for shopping at our store. This item is in the category "Musical Instruments & Gear\Pro Audio Equipment\MIDI Keyboards & Controllers". The seller is "kuniyama_96" and is located in this country: US. This item can be shipped to United States, Canada, Australia, Japan, China, South Korea, Indonesia, Taiwan, Thailand, Hong Kong, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Saudi Arabia, United Arab Emirates, Qatar, Kuwait, Bahrain, Malaysia, Brazil, Chile, Colombia, Costa Rica, Dominican Republic, Panama, Trinidad and Tobago, Guatemala, El Salvador, Honduras, Jamaica, Antigua and Barbuda, Aruba, Belize, Dominica, Grenada, Saint Kitts-Nevis, Saint Lucia, Montserrat, Turks and Caicos Islands, Barbados, Bangladesh, Bermuda, Brunei Darussalam, Bolivia, Ecuador, French Guiana, Guadeloupe, Jordan, Cambodia, Cayman Islands, Sri Lanka, Macau, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Vietnam.