Experience the freedom, superior sound and sleek style of the MX256 from Plantronics. Excellent stability and a secure fit are perfect when you are on-the-go, whether running through the airport or hailing a cab! You will appreciate the discreet style, lasting comfort, and one-handed placement of Plantronics unique Flex Grip design. Be heard clearly in any environment with the pivoting boom and noise-canceling microphone. Put an end to fumbling with the conveniently located one-touch call answer/end and mute button. The MX256 has the standard 2.5mm headset jack.