If we\u2019re talking about the best AUX cable for vehicles, the best aux cables that come to mind are the Syncwire Auxiliary Headphones Stereos Smartphones Car Stereo Audio Jack. Not only do they provide a wide range of compatibility, making it easy to switch devices on the fly, but the extra long length allows for someone from the backseat to reach.\r\n\r\nWhy We Like It - Syncwire Auxiliary Headphones Stereos Smartphones\r\nWith an incredibly long length of 6.5 feet, the Syncwire Auxiliary Headphones Stereos Smartphones pose the perfect option for delivering high-quality sound in your car, even from the backseat.\r\n\r\nPerformance\r\nWhen it comes to audio quality, it\u2019s offering some really great performance. For starters, the military fiber core that\u2019s wrapped around its enameled copper wiring ensures that it\u2019s transmitting high quality sound quality at all times. There\u2019s a nice balance between high and mids. Bass is average, but clean. Still, its gold plated connectors keep signal loss and distortions to a minimum. This performance stretches across all compatible devices\u2014headphones car home stereos, iphone ipad, mp3 player. One competitor to sound quality are the Anker Premium Auxiliary Headphones iPhones.\r\nDesign\r\nGreat sound quality is the butter, but its durability is the bread. The TPE sleeve that covers the wires is then covered over with tangle free nylon braided aux cable. This gives these Syncwire audio aux cords a very long lifespan of 15000+ bends, which is far better than what the iVanky Auxiliary Compatible Headphone Speaker offers. A secondary characteristic, though just as important, is the length of the Syncwire cable. At 6.5 feet, it\u2019s one of the longest on our list. You could reach the aux port with these auxiliary audio cables even from the back of a car.\r\nValue\r\nIf you are looking for a great aux cord for your vehicle, one that\u2019s overall great and high quality, these Syncwire AUX Cables fit the bill quite snuggly. The advantage here that the Syncwire Auxiliary Headphones Stereos Smartphones have, above our other entries, is the incredibly long cable; 6.5 feet is a lot of cable. This makes it the ideal choice for vehicles, making it really easy for anyone in the vehicle to share their taste in music\u2014even if you never asked them to. For a cheaper alternative, check out the Oldboytech Auxiliary Braided Compatible Headphones.\r\nSyncwire Auxiliary Headphones Stereos Smartphones Wrap Up\r\nThe worst aspect of the Syncwire Auxiliary Headphones Stereos Smartphones is a few choice products\u2014Sony MDR-1000X, Beats Solo\/Studio\/Executive, and a few others\u2014are incompatible. You can contact Syncwire ahead of time for compatibility before purchase. If you do pick one up, the enameled copper wiring offers that clean, crisp sound you want, snaking through an entire 6.5 foot length of cable.