They are suitable for most CD and Cassette Players. They have a comfortable fit and high quality sound. Each cord is about a meter long. They are all new still in original boxes. The brand is Audi. ShippingAll shipments include tracking. However door to door tracking is only guaranteed for the United States and the following countries. Australia, Austria, Belarus, Belgium, Brazil, Bulgaria, Canada, Colombia, Croatia, Czech Republic, Denmark, Estonia, Finland, France, Georgia, Germany, Gibraltar, Greece, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Israel, Italy, Japan, Lebanon, Lithuania, Luxembourg, Malaysia, Malta, Netherlands, New Zealand, Norway, Poland, Portugal, Romania, Saudi Arabia, Serbia, Singapore, Slovakia, Slovenia, South Korea, Spain, Sweden, Switzerland, Taiwan, Thailand, Turkey, United Arab Emirates, United Kingdom, VietnamPackages to any other region are only guaranteed tracking until they are handed off to your countries postal service. We will consider that a delivered package. ReturnsReturns are not accepted on International orders.Returns are only accepted on Domestic (US) orders in the case of shipping damage. We will require photos of the damaged merchandise to use for a claim with the carrier. We will provide a shipping label for the damaged item and you will be refunded when the item we sent is returned.