The only issue is the Stereo selector switch is stuck and will not move. Fortunately, it is stuck in the Stereo position so it does not affect stereo operation. All tubes are included, The amp sounds very good with no hum or unwanted noises.The owner did an exceptional job assembling the amp. You can use this amp the day you receive it and many years thereafter. CHECK OUT MY OTHER VINTAGE TUBES, HI FI & SPEAKERS.... The item "SCOTT LK-48 STEREO TUBE INTEGRATED AMPLIFIER ORIG BOX NEVER USED" is in sale since Saturday, July 3, 2021. This item is in the category "Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Amplifiers & Tube Amps". The seller is "torrmark" and is located in Torrance, California. 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, Sweden, South Korea, Indonesia, Taiwan, South africa, Belgium, France, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, New Zealand, Singapore, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Croatia, Malaysia, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica, Barbados, Bermuda, Bolivia, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Pakistan, Paraguay, Reunion, Uruguay.