Vintage Gibson Maestro MRK-4 Rhythm King Drum Machine, & Footswitch, Unit looks to be in nice condition. Unit powers on, footswitch light comes on, no further testing has been done. It has an extra switch on bottom front right side that is marked "TIME SHIFT" It will be sold as-is for parts or repair due to my lack of knowledge about its function. It is from an estate. As with all used/previously owned/vintage electronics, this unit is available for purchase as is, where is for parts or repair, due to age/buyer mishandling/fraud/lack of proper operational knowledge/and above all we are watching out for the part swappers. If you happen to be a local buyer, you are more than welcome to contact us to stop by and audition the item prior to buying. All Sales Are Final.PLEASE NOTE ALL FAULTS SHOWN IN PICTURES ARE CONSIDERED PART OF THE DESCRIPTION.ALL ITEMS ARE EXPERTLY PACKED TO ARRIVE IN GOOD ORDER.The items we sell are vintage items. Since all of our items come from local estates or auctions, we offer no warranty, either expressed or implied. We will tell you if an item has been tested, to what degree it has been tested and what functions work or don't work. All items are sold AS IS/WHERE IS.All items are available for local pick up at no cost. We can work with just about any scheduleWE NEED CONTACT WITHIN 48 HOURS WITH PAYMENT INTENTIONS & Payment is expected within 4 days of invoice. We do file with ebay if payment is not received within 4 days. If you need additional time, please let us know. We accept PayPal. Please inquire for more info. ALL INDIANA SALES & ITEMS PICKED UP & PAID FOR HERE IN INDIANA ARE SUBJECT TO 7% INDIANA SALES TAX.