Plantronics 84757-01 Standard Headset, Black, Compatibility Compatible to all device that needs 3.5mm to 3.5mm., 01 Year Warranty, Cable Length 3.5mm. The Plantronics 3.5mm-3.5mm EHS Cable is compatible to all device that needs 3.5mm to 3.5mm. It is easy to use you just plug and it is ready to go with your device.