A 3-6ft stereo straight headset replacement cable is a cable that can be used to replace a damaged or broken headset cable for a pair of headphones or a headset. It typically has a 3.5mm stereo jack at each end, one for the headphones and one for the audio source. The length of the cable can vary between 3 and 6 feet, depending on the specific product. This type of cable is often used for headphones or headsets with a 3.5mm jack and is designed to provide high quality audio transmission.