iBasso CB17 4.4mm balanced cable for iBasso SR2 Open Back Headphones Originally designed and intended for iBasso SR-2 but sits well with most headphones with 3.5mm connectors. iBasso\'s CB17 Dual\'s Entry 3.5mm to 4.4mm balanced cable is an upgrade cable suitable for headphones that use dual 3.5mm sockets such Focal Elegia / Clear, Hifiman Ananda / Arya and Beyerdynamic T1 / T5. Features High Purity Copper Silver Alloy Balanced Cable Dual\'s Entry 3.5mm to 4.4mm balanced connector Braided tangle free construction Length: 180CM ± 5CM