This Kurzweil 1000PX Plus Professional Expander has been tested to power on only. We do not have the ability to test the input or output functions.Physically the unit is missing the volume knob, has scuffs, scratches, and blemishes, but no signs of abuse. The Kurzweil 1000PX Plus Professional Expander did successfully power on and all the buttons/commands responded when pressed. Manuals and other accessories are NOT included. We try to answer all questions and resolve any issues as soon as possible. The item "Vintage Kurzweil 1000PX Plus Professional Expander, Sound Module, Rack-Mount" is in sale since Friday, January 29, 2021. This item is in the category "Musical Instruments & Gear\Pianos, Keyboards & Organs\Electronic Keyboards". The seller is "grovitesalesinc" and is located in Dallas, Texas. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Pakistan, Paraguay, Reunion, Uruguay.