Replacement Cable for SENNHEISER Headphones HD650 HD600 HD580 HD535 HD545 HD565 HD265 with 1/4" 6.3mm plug Compatible with Sennheiser HD650 headphones Benefits are improved sound and better durability Length 3m double sided cable with a gold-plated 1/4-Inch (6.3mm) male stereo-plug in the end The connectors attached to the ear speakers are of different sizes and are marked L for Left and R for Right