The MO300 adapter offers the ultimate in handsfree mobility. This cable has a mobile handset connector on one end and a Plantronics QD with integrated hookswitch control on the other. When plugged into a EncorePro? headset (which is required in addition to the cable) it provides outstanding audio quality, all-day comfort and ease of operation. This all combines to provide a headset solution designed for the most demanding of users.\r\nImport charges may apply to your purchase. Find out whether these apply here: http://www.whatsmyduty.org.nz/