earjax® Extension Cable Questions? Select your Product: Extension Cable $14.95 Quantity $0.00 ADD TO CART Free shipping on orders $29.95 and up 30 day money-back guarantee. > Tweet Pin It Features Extension Cable • 3 foot (91 cm) extension cable for use when a longer cable is needed. • Advantage Replacements • 30-day Money Back Guarantee About Give yourself a little more freedom with the earjax Extension Cable. It is 3 feet long and compatible with all earjax models.