Featuring a 42 inch, stress-resistant cable and premium quality connectors, the S42 Data & Charging Cable is engineered to provide optimal data transfer and charging for the Sansa e200/c200/c100 series MP3 player. The S42 Data & Charging Cable is a USB data cable and a power charging cable in one. Premium quality connectors maximize signal flow to ensure data purity when transferring audio files. The heavy-gauge power conductors transfer maximum power for safe, speedy charging of your Sansa player. The S42 Data & Charging Cable comes with a lifetime warranty.