icode814 This is a brand new adapter which will allow you to connect a 4-pin Cobra microphone to a 5-pin DIN jack found on Realistic and Cybernet radios. Shipping: Free shipping via USPS Ground Advantage. Ships in 1 business day. 30 Day Return Policy: Defective items will be refunded or replaced at no cost. All others must be returned in original new, unused/unopened condition.