Check the listing for details. J.E.I. RC-4 Audio Isolator - Transformer and AC Coupled Isolator. Condition: Used. Listed at 20.00 USD. This is for one used J.E.I. RC-4 Audio Isolator - Transformer and AC Coupled Audio Line Isolator.Includes one J.E.I. RC-4 Audio Isolator - Transformer and AC Coupled Audio Line Isolator as pictured above. No other parts or accessories are included.This item is in good working and in good cosmetic condition. Cosmetic defects include light scratches and scuff marks. Product InformationManufacturer: J.E.I. MPN: RC-4 Shipping Weight: 0.75 lbs. Shipping Dimensions: 8 x 5 x 3 Inches Store Policies Shipping Orders are generally shipped within 1 business day of receipt of cleared payment. Free shipping items may be sent by FedEx, UPS, or USPS. Taxes Residents of California, USA will be charged sales tax. International buyers are responsible for all VAT taxes, import fees and duties. Returns Your satisfaction is always our top priority. We want you to be completely satisfied with your purchase. Returns and exchanges are allowed for any reason within 30 days of receipt of your order.